math 117 exam 3 - quizzes

Paul used 3/4 cup of butter in the batch of brownies he made. He ate 1/6 of the batch of brownies. What fraction of a cup of butter did he consume when he ate the brownies?

1/8

What is 4865 multiplied by 100?

486500

T/F: Product is the same as multiplication.

False

T/F: Sum means addition

False

Dana had 4 shirts, 7 pants, and 5 shoes she could choose from for a wedding party. If all the shirts, pants, and shoes can be won together, how many ways could Dana select her outfit for the wedding?

140

The temperature was 7 Degrees Celcius in West Lafayette. At the same time, it was - 5 Degrees Celcius in New Orleans. How much warmer was it in West Lafayette than in New Orleans?

12 Degrees Celcius

What is the value of 14 - ( - 9)?

23

Anita had 1/2 of a bag of fertilizer left. She used 3/4 of what was left. What fraction of the whole fertilizer did Anita use?

3/8

What is 0.38169 multiplied by 1000?

381.69

What is the quotient when 7392.5048 is divided by 100?

73.925048

T/F: In the base-ten system, the value of each place is 10 times the value of the place to its immediate right.

True

Which of the following is a distinction between addition and multiplication? a. In addition, the addends and the sum reference the same unit, whereas in multiplication, the multiplicand and product refer to units and the multiplier refers to groups. b. In addition, the addends must reference the same units, and the sum could reference a different unit, but in multiplication, the multiplier refers to groups, while the multiplicand and the product reference the same unit. c. In addition, the addends and sum do not have to always reference the same unit but in multiplication, the multiplier, the multiplicand and the product should reference the same unit. d. In addition, the addends and the sum reference the same unit, whereas in multiplication, the multiplier and product refer to the same unit, and the multiplicand refers to groups.

a. In addition, the addends and the sum reference the same unit, whereas in multiplication, the multiplicand and product refer to units and the multiplier refers to groups.

Miss Deborah had 6 plates with 8 cookies on each plate. How many cookies does Miss Deborah have on all the plates? Which of the following represents the Multiplier? a. The number of plates. b. One plate c. The total number of cookies altogether. d. The total number of cookies on each plate.

a. The number of plates.

You are baking brownies for your class. You put white frosting on 1/3 of the brownies and you put small red hearts on 1/4 of the brownies. How many brownies have both white frosting and small red hearts on them? Which of the following is/are true about the word problem above? a. The problem cannot be solved because we do not know how many brownies are there to begin with. b. The problem cannot be solved. c. The problem can be solved. d. The problem cannot be solved because we do not know whether any of the brownies with white frosting also got sprinkles.

a. The problem cannot be solved because we do not know how many brownies are there to begin with. b. The problem cannot be solved. d. The problem cannot be solved because we do not know whether any of the brownies with white frosting also got sprinkles.

What is the opposite of 6? a. 0 b. -6 c. 3 d. 1/6

b. -6

Which of the following is/are not word problems for 3/4×5? a. A cake was cut into pieces of equal size. There are 5 pieces of cake left. John gets 3/4 of them. How many pieces of cake does he get? b. A cake for a class party was cut into pieces of equal size. There are 5 pieces of cake left. 3/4 of the class still wants cake. What fraction of the cake will be eaten? c. A cake was cut into pieces of equal sizes. There are 5 pieces of cake left. John gets 3/4 of them. What fraction of the cake does he get? d. A cake for a class party was cut into pieces of equal size. There are 5 pieces of cake left. 3/4 of the class still wants cake. How many pieces does each person get?

b. A cake for a class party was cut into pieces of equal size. There are 5 pieces of cake left. 3/4 of the class still wants cake. What fraction of the cake will be eaten? c. A cake was cut into pieces of equal sizes. There are 5 pieces of cake left. John gets 3/4 of them. What fraction of the cake does he get? d. A cake for a class party was cut into pieces of equal size. There are 5 pieces of cake left. 3/4 of the class still wants cake. How many pieces does each person get?

When 34 is multiplied by 10, which of the following occurs? a. The 4 in the ones place moves two places over to the hundreds place. b. The 3 in the tens place moves one place over to the hundreds place. c. The 3 in the tens place moves one place over to the ones place. d. The 4 in the ones place moves one place over to the tens place.

b. The 3 in the tens place moves one place over to the hundreds place., d. The 4 in the ones place moves one place over to the tens place.

Hermione wants to make 4 batches of a portion. Each batch of portion requires 2/3 cup of toober pus. What question about the portion will be answered by calculating 4 times 2/3? a. The number of cups of toober pus needed to make enough batches to serve 4 groups of visitors. b. The number of cups of toober pus needed. c. The number of cups of toober pus needed to make 1 batch of a portion. d. The number of cups of toober pus needed to make 8 batches of a portion.

b. The number of cups of toober pus needed.

There were 6 pieces of pizza left. Tommy ate 3/4 of them. What question about the pizza can be answered by calculating 3/4 times 6? a. The number of pieces of pizza Tommy has left. b. The number of pieces of pizza that Tommy ate. c. The number of pieces of pizza That can satisfy Tommy. d. The number of pieces of pizza left after Tommy had eaten his share.

b. The number of pieces of pizza that Tommy ate.

Which of the following expressions is the same as A + ( - B)? a. A + B b. A - B c. B - A d. A - ( - B)

b. a-b

Which of the following is/are word problems for 1/2 × 1/3? a. 1/3 of the children in a class have black hair. 1/2 have curly hair. How many children in the class have curly black hair? b. 1/3 of the children in a class have black hair. 1/2 of the children in the class have curly hair. What fraction of the children in the class have curly black hair? c. 1/3 of the children in a class have black hair. 1/2 of the children who have black hair also have curly hair. What fraction of the children in the class have curly black hair? d. 1/3 of the children in a class have black hair. 1/2 of the children who have black hair also have curly hair. How many children in the class have curly black hair?

c. 1/3 of the children in a class have black hair. 1/2 of the children who have black hair also have curly hair. What fraction of the children in the class have curly black hair?

Which of the following illustrates the associative property of addition? a. A + (B + C) = (B + C) + A b. A + B + C = B + A + C c. A + (B + C) = B + ( A + C) d. A (B C) = (A B) C

c. A + (B + C) = B + ( A + C)

Anita had 1/2 of a bag of fertilizer left. She used 3/4 of what was left. What question about Anita's fertilizer can be answered by calculating 3/4 times 1/2? a. The fraction of a bag that Anita still has left. b. The fraction of a bag that Anita bought from the store. c. The fraction of a bag that Anita used. d. This cannot be used to calculate anything about the bag of fertilizer Anita had.

c. The fraction of a bag that Anita used.

Which of the following illustrates the distributive property of multiplication over addition? a. A ( B C) = AB + AC b. A (B - C) = AB - AC c. A + (B C) = (A + B)(A + C) d. A(B+C) = AB + AC

d. A(B+C) = AB + AC

If M and N are nonnegative numbers, then M times N means.... a. The number of units equal to N groups of M units. b. The number of units equal to M groups of N+M units. c. The total number of groups having M units and N units. d. The number of units equal to M groups of N units.

d. The number of units equal to M groups of N units.

you are baking brownies for your class. You put white frosting on 1/3 of the brownies and you put small red hearts on 1/4 of the brownies. How many brownies have both white frosting and small red hearts on them? Is the brownie problem a problem for 1/3 + 1/4?

no

you are baking brownies for your class. You put white frosting on 1/3 of the brownies and you put small red hearts on 1/4 of the brownies. How many brownies have both white frosting and small red hearts on them? Is the brownie problem a problem for 1/4 × 1/3?

no