x is a five - digit number. The digit in ten thousand's place is 1. The number formed by its digits in unit's and ten's places is divisible by 4. The sum of all the digits is divisible by 3 . If 5 and 7 also divide x, then x will be: 

A boat running upstream takes 7 hours and 40 minutes to cover a certain distance while it takes 5 hours to cover the same distance downstream. What is the ratio between the speed of the current and speed of the boat respectively? 

If the difference between the compound interest and simple interest on a certain sum at 5% per annum for 3 years is Rs.11.40, what is the approximate sum? 

The length of the two sides forming the right angle of a right-angled triangle are 6 cm and 8 cm, then find the length of its circum radius:

Directions :- Refer the graph and answer the given questions.
 The following line graph shows the number of products sold by company A and B during six years.

What is the ratio of the total number of products sold by A and B together in 2012 to the total number of products sold in these two companies together in 2015 ?

Sum of two numbers is 15 and sum of their reciprocals is $$ {15\over56}$$. The two numbers are

What is the value of $${\sqrt{1-cosA\over{1+cosA}}}$$?

13x -14= 9x+10 what is the value of x ?