For the following questions answer them individually
Ravi invested Rs.P in a scheme A offering simple interest at 10% p.a. for two years. He invested the whole amount he received from scheme A, in another scheme (B) offering simple interest at 12% p.a. for five years. If the difference between the interests earned from schemes A and B was Rs. 13,00/, what is the value of P ?
3 pipes when opened for 3 hours can fill 3 buckets. How many buckets can 2 pipes open for 2 hours approximately fill?
Savita sold an item for 6,500 and incurred a loss of 20%. At what price should she have sold the item to have gained a profit of 20%?
Jar A has 36 litres of mixture of milk and water in the respective ratio of 5 : 4. Jar B which had 20 litres of mixture of milk and water, was emptied into jar A, and as a result in jar A, the respective ratio of milk and water becomes 5: 3. What was the quantity of water in jar B?
Three friends J, K and L jog around a circular stadium and complete one round in 12, 18 and 20 seconds respectively. In how many minutes will all the three meet again at the starting point
Study the following table carefully and answer the questions given below :
Number of students studying in different faculties in Seven institutions
What is the percentage of students studying Science to the total number of students studying in the institute G ?
Out of the total students of the institute D, approximately, what percentage of students are studying Management ?
The total number of students studying Art in institutes A, B and C together is approximately what per cent of total number of students studying Commerce in institutes D, E, F and G together ?
What is the percentage of students studying Engineering in institute C to the total students of all institutions studying Engineering ? (rounded to the nearest integer)
In which institution, the percentage of students studying Commerce to the total students of that institution is maximum ?