Which of the following statement(s) is (are) not true
......of a mutual instrument vibrate 6,8 & 12 intervals respectively. If all three vibrate together what is the time interval before all vibrate together again? LCM of NR
Certain no. of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be finished. How many men were there originally.
In simple interest what sum amounts of Rs.1120/- in 4 years and Rs.1200/- in 5 years.
Sum of money at compound interest amounts of thrice itself in 3 years. In how many years will it take 9 times itself.
Two trains in the same direction at 50 & 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes him. What is the length of faster train?
How many mashes are there in a sq. m of wire gauge. Each mesh being 8 mm long X 5 mm width
x% of y is y% of ?
The price of sugar increases by 20%, by what % house-wife should reduce the consumption of sugar so that expenditure on sugar can be same as before
A man spending half of his salary for house hold expenses, 1/4th for rent, 1/5th for travel expenses, a man deposits the rest in a bank. If his monthly deposits in the bank amount 50. What is his monthly salary?
15 Men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would do if 21 women take. If 3 women do as much work of 2 men.
A cylinder ingot 6 cms in diameter and 6 cms in height is and spheres all of the same size are made from the material obtained.What is the diameter of each sphere?
Rectangular plank of sqrt (2) meters wide can be placed so that it is on either side of the diagonal of a square shown below. what is the area of the plank?
The difference b/w the compound interest payable half yearly and the simple interest on a certain sum cont out at 10% p.a for 1 year is Rs 25 what is the sum
What is the smallest number by which 2880 must be divided in order to make it a perfect square?