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Leptocorisa Acuta, Gundhi Bug, is a serious pest of rice. It belongs to family Alydidae and order Hemiptera. Both adult and nymph stage of insects are highly destructive to the rice plant.
Three numbers are in the ratio 6:9:14. If the difference between the sum of the smallest and the largest number and the sum of the smallest and the seco...
'M' is the largest three-digit number that leaves 3 as a remainder when divided by 9, 12 and 5, Find the sum of digits of 'M'.
What is the value of 1² + 3² + 5² + 7² + 9² ................ 19²?
Sum of squares of three consecutive numbers is 974. Find the sum of first and third number.
Find the value of 6 + 66 + 666 + 6666 +hellip;hellip;hellip;hellip;.. + n terms.
1. `(2)/(3) ((10 xx (10^(n)- 1))/9 - n)`
2.
If a number 'x' is increased by 30% and then decreased by 20%, the resultant obtained is 416, then find the value of 'x'.
Find the sum of all two-digit numbers that are exactly divisible by 4.
How many numbers in the range from 150 to 1000 are divisible by 5, 10, and 20?