Quantitative Aptitude - Arithmetic Ability Questions

An item is sold at two successive gains of 30% and 20%. If the final selling price is Rs 31200, then what is the cost price (in Rs)?

Chirag's birthday is on Thursday 1st June. On what day of the week will be Reyansh's Birthday in the same year if Reyansh was born on 3rd December?

The area of a square is 100 sq cm, find length of its diagonal?

Aayush's birthday is on Monday 22nd May. On what day of the week will be Neerav's Birthday in the same year if Neerav was born on 30th October?

Find the range and mode of the data 17, 18, 28, 19, 16, 18, 17, 29, 18

Devansh's birthday is on Friday 14th April. On what day of the week will be Rohan's Birthday in the same year if Rohan was born on 20th September?

If two successive discounts of 25% and 30% are given, then what will be the ratio of marked price to selling price?

3 brothers divided Rs. 1620 among them in such a way that the share of second is equal to 5/13 of share of other two, combined. What is the share of the second one?