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100
Find the value of y when x = 8. 13x=y
y = 104
100
Missy wanted to paste 700 photos into an album. Each page holds 8 photos. She thinks she will need about 70 pages. Is her estimate reasonable? Why or why not?
No, 8x70=560. That will not be enough pages. She would have 140 pictures without a page in the album. She needs 88 pages to fit all 700 pictures in the album.
100
184=23p
p=8
100
Find the value of y when x = 7. y=22x
y = 154
100
If the rule is multiply by 3, what is the missing number? 6, 9, ____, 15, 18
12
200
37 students are going on a field trip with 3 teachers. If each bus seats 15 people, is it reasonable to say they will need 3 busses to take everyone on the trip?
Yes, because 3 busses will seat 45 people. 2 busses would only seat 30 people, and they have 40 going on the trip. 2 busses would not be enough.
200
If Ms. T has 72 students in her classes, how many boxes of pencils would be reasonable to order if 10 pencils come in a box?
8 boxes
200
Solvefor x. y=3 y=x-1
x=4
200
Tracy has a piece of string that is 122 inches long. She is cutting it into pieces to make bracelets for two friends and herself. She thinks she will have enough string to cut pieces that are 47 inches long. Is she being reasonable? Why or why not?
No, she is not being reasonable. 47x3=141. She would only be able to make 2 bracelets. She would be 19 inches short for the third bracelet.
200
Name the ordered pair if y=12 and x=3.
(3, 12)
300
Name the ordered pair if x = 6 and y = 4.
(6, 4)
300
m divided by 5=12
m=60
300
If Ms. T has 72 students in her science classes, then how many boxes of test tubes would be reasonable to order if 5 test tubes come in each box? Each student would get one test tube.
15 boxes
300
Solve for y. x=2 y=6x
y=12
300
A triathalon race has 416 participants divided into 6 groups. What is a reasonable number of participants for each group? 69 or 83? Why?
69, because 416 divided by 6 is about 420 divided by 6 = 70
400
Solve. 24n=120
n=5
400
If the rule is divide by 2, what is the missing number? 80, 40, _____, 10, 5
20
400
y=x divided by 4. If y=36, solve for x.
x=9
400
If the rule is multiply by 24, what is the missing number? x=1, 2, 3 24, 48, _____
72
400
24=c divided by 3
c=72
500
3m=63
m=21
500
In the equation y=12x, if y is equal to 0, what is the value of x?
x=0
500
In the equation y=14x, if y is equal to 14, then what is the value of x?
x=1
500
14d=56
d=4
500
What equation will give the answer y=15 when x=3? x divided by y=15 or y divided by 5=x
y divided by 5=x