PI Numerical Word Problems 4

Question 1

A company's revenue increased from $2.4 million to $3 million. What is the percentage increase?

Accepted Answer

25%

Answer

Increase = $0.6M; percentage = (0.6÷2.4)×100 = 25%.

Question 2

Two pipes fill a tank. Pipe A fills it in 4 hours; Pipe B fills it in 6 hours. How long does it take both pipes working together?

Accepted Answer

2.4 hours

Answer

Combined rate = 1/4 + 1/6 = 5/12 per hour; time = 12/5 = 2.4 hours.

Question 3

A salesperson earns a base salary of $2,000/month plus 5% commission on sales. If she made $18,000 in sales last month, what were her total earnings?

Accepted Answer

$2,900

Answer

Commission = 5% of $18,000 = $900; total = $2,000 + $900 = $2,900.

Question 4

A company buys 400 units at $6 each and sells them at $9.50 each. What is the total profit?

Accepted Answer

$1,400

Answer

Profit per unit = $9.50 − $6 = $3.50; total = 400×$3.50 = $1,400.

Question 5

A 120-page report must be divided equally among 8 team members. How many pages does each member review?

Accepted Answer

15 pages

Answer

120÷8 = 15 pages per member.

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