The present age of Vishal and Shekhar are in the ratio of 14 : 17 respectively. Six years from now, their age will be in the ratio of 17 : 20 respectively. What is Shekhar's present age?
The ratio between the three angles of a quadrilateral is 1 : 4 : 5 respectively. The value of the fourth angle of the quadrilateral is $60^∘$. What is the difference between the value of the largest and the smallest angles of the quadrilateral?
A man sold a wrist watch for Rs. 2,400 at aloss of twenty five percent. At what rate should he have sold the wristwatch to earn a proflt of twenty five percent ?
The average of five numbers is 56. If theaverage of first four numbers is 54, what isthe value of the fifth number ?
Amit, Sucheta and Neeti start running around a circular track and complete one round in 18, 24 and 32 seconds respectively. In how many seconds will the three meet again at the starting point. if they all have started running at the same time ?
