Question

Sara had some 2-rupee and 5-rupee coins
in her money box. She exchanged them
for some 10-rupee coins. If the number of
5-rupee coins is one less than the number
of 2-rupee coins, then find the number of
5-rupee coins.
​

Answer 1

Answer:

soory I can't understand the question

Answer 2

Answer:

Answer is in attachment hope it helps