Question

A baseball player reaches first base 30% of the times he is at bat. Out of 50

times at bat, about how many times will the player reach first base?
(write a proportion)

Answer 1

Total times

• 30% of 50
• 30/100(50)
• 0.3(50)
• 15times

Proportion

k=30%=0.3

Answer 2

• 15 times

Explanation:

The proportion is:

• k = 30% = 30/10 = 3/10

Out of 50 times, the player will reach first base:

• 50*3/10 = 15 times