5.52 – 2.3² + 0.8³ × 0.12 ÷ 0.4⁴ – 3.14 =?

Directions: The bar graph, given here, shows the number of tickets sold by 6 students A, B, C, D, E and F during a fair. 

Total number of tickets sold by A, B and C is 

In an exhibition entrance charge was Rs.5 and now it is reduced by 20%. Therefore total income on selling the tickets is increased by 44%, then what is the percent increase in tickets sold?

A sofa-set listed at ₹ 800 is sold to a retailer at successive discounts of 25% and 15% by the wholesaler. Then the cost price of the sofa-set for retailer is-

The respective ratio of, the present age of a mother and daughter is 7 : 1. Four years ago the respective ratio of their age was 19 : 1. What will be the mother’s age four years from now? 

Sita and Gita enter into a partnership, Sita contributes 5000 while Gita contributes 4000. After 1 month, Gita withdraws $$ {1\over4}$$ part of her contribution and after 3 months from the starting , Sita puts 2000 more . When Gita withdraws her money, Rita also joins them with 7000. If at the end of 1 year, there is a profit of 1218, what will be the share of Rita in the profit? 

A sum of money becomes triple itself in 16 years. In how many years will it become 5 times at the same rate?