Question

1) Last year a computer cost $1,600 to purchase. A year later the same computer cost $1,850 to purchase. By what percent did the cost of the computer increase? (please show your work)

2)A flock of 50 geese landed at a pond. Later that day there were 75 in the pond. By what percent did the number of geese increase?

a
80%
b
50%
c
2%
d
10%

Answer 1

1) 15.625% increase. 1850-1600=250. 250/1600=0.15625. 0.15625x100= 15.625.

2) 50%

Explanation:

1) 1850-1600=250. 250/1600=0.15625. 0.15625x100= 15.625.

2) 75-50=25. 25/50=0.5. 0.5x100=50