একটি সংখ্যা খুঁজুন: যেটি 10% বৃদ্ধি পেলে 66 হয় 7 | PERCENTAGE | গণিত | ICSE | সন্দেহ...

A person bought two clocks. The cost price of one of them exceeds the cost price of the other by 1/4th. He sold the dearer one at a gain of 10% and the other at a gain of 7.5% and thus got Rs. 98 in all as S.P. Find the cost price of the cheaper one.

Ramesh bought a pen and sold it to Puneet at a profit of 20%.Puneet sold the same pen at a profit of 10% to Mayank. If Mayank paid Rs 66 , what was the cost price of the pen for Ramesh?

7% of S.P. of an article is equal to 8% of C.P. and 9% of S.P. is Rs 1 more than 10% of C.P. Find C.P. of article?

The simple interest on a certain sum of money for 5 years at 10% p.a is Rs 780 more than the simple interest on the same sum at 7% p.a.for 4 years.Find the sum.

450 toys are divided into three types A, B & C. All three types of toys are sold at the profit of 9%, 10% and 12% respectively. Overall profit from type A and B is 9 3/7 % . Overall profit from all three types is 10%. Find the number of toys kept in all three categories A, B & C.