Arrange 2/3; 4/5; 1/2; 3/4 in descending order :

What is the area of a rectangle , if its diagonal s 61 cm and one of its sides is 11 cm ? 

An office opens at 10 am and closes at 5 pm. The lunch break is of 30 minutes. What is the ratio of lunch break and total office hours?

If the simple interest on ₹ 1 for 1 month is 1 paisa, then the rate percent per annum will be 

If $$ {a^4+1}={{a^2}\over{b^2}}{(4b^2-b^4-1)}$$,then what is the value of $${a^4+b^4}$$?

If the interest is compounded half-yearly, then what will be the compound interest (in Rs) on a sum of Rs 10000 for 1 year at the rate of 10% per annum?

If 738 A6A is divisible by 11, then the value of A is-

The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is