Question

A copy machine makes 28 copier per minute how many copies does it make in 4 minutes and 15 seconds

Answer 1

check photo for detailed analysis

Answer 2

119 copies

Explanation:

Given that,

→ 1 minute = 28 copies

Copies made in 4 minutes & 15 seconds,

→ 28 × (4 + 15/60)

→ 28 × (4 + 1/4)

→ 28 × (16+1)/4

→ 28 × 17/4

→ 476/4

→ [ 119 copies ]

Hence, the machine made 119 copies.