(15 / 32 * 16 / 35 + 1 / 7) / 50% simple calculation!

(15 / 32 * 16 / 35 + 1 / 7) / 50% simple calculation!

(15/32*16/35+1/7)/50%
=(3/14+1/7)/1/2
=(3/14+2/14)×2
=5/14×2
=5/7