Tuesday
December 10, 2013

# Posts by Grace

Total # Posts: 346

Math
i got E

Math
Brian rode his motorbike for 3 hours at 50 miles per hour and then rode the next 200 miles in 5 hours.What is the total distance he traveled? a)150 b)190 c)250 d)350 e)1150

Math
1)If a (theres a square)b is defined as the average of a and b, what is the value of 2 (theres a square) 4 (theres a square) 9? a) 3 b)5 c) 6 d)7.5 e) 18 2)If A=(r+s)F, what is the average of r and s when A=8 and F=2? 3) For the three numbers a,j,k, (a<j<k),the arithmeti...

Math
1) Mr.Anderson has 3 passenger seats in his car.He offered to drive some of the 5 members of his daughter's club to the movies. How many different groups of 3 passengers could he drive? 2) A jar has green and red marbles.If the ratio of green to red is 3:2,what is the prob...

Math
Given (a+2,a-2)= a for all integers a, (6,2)= a) 3 b) 4 c) 5 d) 6 e) 8 The cost of a drive-in movie is \$y per vehicle. A group of friends in a van shared the admission cost by paying \$0.40 each.If 6 more friends had gone along,everyone would have paid only \$0.25 each. What is ...

math
A certain store is selling an \$80 radio \$64. If a different radio had a list price of \$200 and was discounted at 1.5 times the percent discount on the \$80 model, what would its selling price be? a) \$90 b) \$105 c) \$120 d) \$140 e) \$160

math
A certain printer can print at the rate of 80 characters per sound, and there is an average of 2,400 characters per page.If the printer continued to print at this rate, how many minutes would it take to print an M-page report? a) m/30 b) m/60 c) m/2 d) 2/m e) 60/m

Math
If point A is (-3,-2) and point B is (5,5) then what is the length of segment AB to the nearest tenth?

Math
The radius of the small circle A is one-half the radius of the large circle B.WHat is the ratio of the area of the small circle to the area of the large circle?

Math
If a line L with a slope of -2/5 passes through the points (5,0) and (x,-2) then what is the value of x?

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