Question

Juan can do 48 jumping jacks in two minutes.how many jumping jacks will juan have completed in 17 minutes?

Answer 1

Rate of doing jumping jack = 48 jumps / 2min = 24 jumps/ min

no. of jumping jacks in 17 min = rate x 17 min

= 24 jumps / min × 17 min = 408 jumps

answer: 408 jumps