Study the following graph carefully to answer the given questions

P and R started the work jointly. A few days later U also joined them and thus all of them completed the whole work in 10 days. All of them were paid total Rs.600. What is the Share of U?

If 6th March, 2005 is Monday, what was the day of the week on 6th March, 2004?

Direction : What value should come in the place of question mark (?) in the following questions?

3505 × 69.89 ÷ 102 – 1699=?

A sum of ₹ 7, 930 is divided into 3 parts and given at loan at 5 % simple interest to A, B and C for 2, 3 and 4 years respectively. If the amounts of all three are equal after their respective periods of loan, then the A received a loan of 

By selling an article for Rs. 450, I lose 20%. For what price should I sell it to gain 20% ? 

Mukesh got series of discount 30%, 25%, 15% on his shirt. Find out the single equivalent discount.

A book seller allowed 10 % discount on printed price. He gets 30 % commission from publisher. His profit in percent will be? 

The ratio of two positive numbers is 3 : 4. The sum of their squares is 400. What is the sum of the numbers?