Bananas cost $0.75 per pound. Use an equation to determine the cost of 9 pounds. a) $9.75 b) $16.50 c) $6.75 d) $7.50

C) $6.75

Step-by-step explanation:

Each banana is $0.75 per pound and there’s 9 pounds. 0.75 times 9 is 6.75.

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true