Question

Mira
has three times as many 5 rupees coins as 10 rupees coins if she has a total of rupees 150 how many coins of each kind does she have​

Answer 1

Let no of ₹10 coins be x

then ₹5 coins will be 3x

3x × 5 + x × 10 = 150

25x = 150

x = 150/25

therefore,

x = 6