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Person A gives 25% of their Q2 Classical songs to Person B and Person B gives 10% of their Q1 Western songs to Person A. Both persons then delete 25% of their total songs due to storage constraints. Now calculate the new total number of songs of Person A.

Surbhi went to the market where she want to buy 50 bananas or 40 apples with the money she has. Surbhi keeps 10% of the amount for bus fares and buys 20 apples and of the balance, she purchased bananas. Find the number of bananas she can purchase.

The average age of a group of people is 30 years. 15 new people with average age 22.67 years join the group, thereby decreasing the average age of the group by 2 years. Find the original strength of the group.

What should come in place of the question mark '?' in the following number series?

3, 5, 9, 17, ?, 65, 129

What will come in the place of question mark (?) in the following number series?

20, 30, 45, 67.5, 101.25, ?

What will come in the place of question mark (?) in the following number series?

1000, 1500, 1875, 1875, 1406.25, ?

What will come in the place of the question mark (?) in the following number series?

12, 24, 72, 360, ?, 27720

What should come in place of the question mark '?' in the following number series?

120, 240, 240, 120, ?, 3.75

What should come in place of question mark ‘?’ in the following number series ?

137, 95, ?, 45, 33, 27

A Dishonest salesman professes to sell his products at a cost price. But he uses false weight and thus gains 300 / 47%. For a Kg he uses a weight of: