Question

13,14,15,16, and 17 please! Respond as fast as possible Show work for all please!!! Thanks!

Answer 1

13.  # books * 2
97 * 2 
A

14.   4.5 km/21 min  = 7.5 km = x min
cross multiply
4.5x = 7.5(21)
4.5x = 157.5
x = 35 min
B

15.  9.60/12 = x/4
cross multiply
12x = 4(9.60)
12x = 38.40
x = 3.20
C

16.  18% move decimal two places to the left and drop the % sign 
0.18
A

17.  d = rt
d = 2(55)
d = 110 miles
150 - 110 = 40 miles remaining
A

Answer 2

13) A
14)B
15)C
16)A
17)A