Question

When a Robin bird flies, it flaps wings 23 times in 10 seconds. Haw many times will it flap its wings in two minutes

Answer 1

hey mate here's ur answer

wings flapped in 10 sec = 23

wings flapped in 1 sec = 23/10 = 2.3

as there r 120 sec in 2 mins,

so, wings flapped in 2 mins = 2.3*120 = 276 times

Answer 2

10sec=10/60min=1/6

2*23/1/6=

2*23*6=138*2=276