math

Phil is buying bags of grass seed . One brand quikgrow says that it covers 1/20 of an acre with 1/2 of a cup o seeds the second brand greengrass says that it covers 1/15 of an acre with 15 of a cup of seeds. which brand of seeds would cover the greater area per cup? for that brand what is teh number of cups needed per acre?

!0 cups per acre

A mechanic charges his customers $45 for every hour he works he also charges the cost of parts for one job he works 4.5 hours when the parts cost $118 what is the total amount of money he charges for the job

$320.50

vanessa is having a skating party for her birthday. for each person attending the skating rink charges $4.50 to rent skates , $5.00 for lunch, and $1 for tokens to play games. vannessa has written an expression to figure out the toatal cost for x number of people coming to her party her sxpression is 4.50x + 5.00x + x

(4.50+ 5.00 + 1.00)x

Josh started at 0 on an number line added 3 subtracted 5 and then added 1 where did he end up on the number line?

-1

Jeff is adding 2 numbers using a number line. He starts at 7 on the numberline and stops counting at -3 on the numberline. what number did jeff add to 7

-10

What expression is equivelent to -2/5(8 times -5)+4/5X?

-12/5X+2 or 4/5x-16???????????

which decimal is equivlent to 11/15

.73 repeting

Jeremy walks 1/4 of a mile in 1/10 of an hour.his sister shelia walks 1/3 of a mile in 1/12 of an hour. who has the faster walking rate? jeremy or shelia what is the faster persons walking rate in miles per hour?

1) shelia 2)4 miles per hour

What is equivelent to x+14/7

1/7 times + 2

A cold front passed through between 11:00am and 6:00pm. The temp. dropped by an average of 2.5 ph during this time period. The temp. at 6:00pm was -4.5 degrees. What was the temp. in degrees farinhight,at 11:00 am that morning before the temp started to drop?

13 °f

A batting average is caculated by didvided the number of hits a player makes by the number of times the player is a bat Charlie has made 87 hits out of 316 times at bat. His batting average is 0.275. He will bat about 30 more times this season . What is the minimum number of additional hits out of 30 he must get to raise his batting average to at leats 0.300

17 hits

what is the value of x in the equation (-2/3 +3/2)+x=0

2 1/6

Comics R Us is having a sale on comic books if you purchase one comic book at the full price you can purchase a second one at half price and a 3rd comic book for 75% off the original price which expression shows the cost to buy 3 comic books the original price of each comic book is c

2.25c

A sporting goods store sold 80 pairs of shoes on Friday the store so twice as many pairs on Saturday as it sold on Sunday if the stores sold a total of 428 pairs of shoes on those 3 days how many pairs of shoes did the store sell on Saturday

232

Susan Carlos and Jamie each counted the number of students who have green brown and blue eyes Susan found that 15% of the students in class have green eyes Carlos found that 1/4 of the students have brown eyes and Jamie found that .3 of the students have blue eyes what fraction of the class does not have green brown or blue eyes

30%

Bill began his job with a salary of 25000 per year. he recieved a 10% raise at the start of the secong year. At the start of the third year he got an additional 5% raise on his new salary;and at the start of the fourth year a 2% raise on the third years salary. What is Bills salary in the fourth year?

30041.55(29,452.5)

A small company Prints magazines and sells them for $10 each it cost $2.20 to print each copy of the magazine how many magazines does the company have to sell to make a profit of $300

39

A student earns 5 Points for completing a quiz + 6 points for every correct answer Derek earned more than 71 points on the quiz select the inequality that correctly represents the situation where X represents the number of correct answers

5 + 6x is greater than 71

Candice budgeted $100 to go shopping she spent $16.11 including tax on a t-shirt she plans to save $10 for lunch she wants to buy a few pairs of shorts each pair of shorts cost $10.74 including tax what is the maximum number of pairs upshorts Candace can buy

6

There are sixty-three students in the 8th grade at Valley Middle School each student is required to join exactly one of the three groups student council the Pep Squad or community outreach the Pep Squad has three times as many students as the student council and community outreach has 7 more students than the Pep Squad if n represents the number of students in student council which equation can be solved determine the number of students in the student council and how many students are in the student council

7 + 3/8 + 3/8 + 10 equal 63 and there are eight students in the student council

A remote control helicopter travels 2/3 of a mile in 1/12 of an hour. what is the speed of the helicopter in miles per hour.

8 miles per hour

During a rainstorm the water level in a pool Rises at a rate of .5 inch per hour the normal water level in the pool is 48 inches if the water level rises to the level greater than 52.5 inches the pool overflow in the quality .52 + 48 is less than 52.5 can be solved to find the number of hours it can rain before the pool overflows graph the solution set of the in equality on the number line

9hr to over flow

Kasey and her parents went out to dinner cost of the family's dinner was X dollars the amount of money her parents left the waiter which included tax and a tip can be written using the expression 1.28 x what could this expression mean

The tax and tip together or 28% of the total bill

Marie went shopping and spent 75% of her money on knitting supplies she has $7.75 left how much money did she spend on knitting supplies explain or show how you determined your answer

X equals $31

Solve the equation 11 over 7 x plus 6 equals -16

X equals -14

What is the value of x in the equation 2/3 x -6 equals 10

X equals 24

Stephanie had no money so she borrowed some money from her brother . then she earned $12 babysitting spent $14 on a gift and earned 9$walking the neighbors dog. she now has $12 how much money did she borrow from her brother?

n=$5