Rohit earns 7000 in a month as bonus. He donates 2500 each month to an orphanage. Find his donation as a per cent. 14. Find the new number when 65 is increased by 12%.
Answers
Answered by
0
Let Radha's monthly salary be Rs x.
Then, from the given data we can write
40% of x+20% of x+10% of x+10% of x+ Rs 1500=x
⇒
100
40
×x+
100
20
×x+
100
10
×x+
100
10
×x+ Rs 1500=x
⇒
100
80x
+ Rs 1500=x⇒x−
5
4x
= Rs 1500
⇒
5
x
= Rs 1500⇒x=1500×5= Rs 7500
Similar questions