Question

If it costs $1.50 to cut 4 keys, how much would it cost to cut 18 keys?

Answer 1

Step-by-step explanation:

6.75

All the best for your exams

Answer 2

Answer:

$6.75

Step-by-step explanation:

It cost to cut 4 keys =$1.50

It cost to cut 1 key=$1.50/4

it cost to cut 18 keys =$1.50 ×18/4

=$1.50×9/2

=$0.75×9

=$6.75