Question

A copy machine makes 28 copies per minute. How many copies does it make in 4 minutes and 15 seconds?

Answer 1

7140 copies

Explanation:

28 copies =1 minute

x copies= 4 minutes 15 seconds (255 seconds)

cross multiply

x copies=28 *255

x copies = 7140

Answer 2

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

`4 \: min = 4 * 28 \: copies`

`15 \: sec = (1)/(4) \: min = (1)/(4) * 28 \: copies \\`

`4 * 28 + (1)/(4) * 28 = 112 + 7 = 119 \: copies \\`

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️