JMO --- STD V / STD VI --- 2015
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Showing posts with label STD VI. Show all posts
Showing posts with label STD VI. Show all posts
Saturday, March 14, 2015
Saturday, February 14, 2015
Sunday, January 11, 2015
Thursday, January 8, 2015
Monday, January 5, 2015
Tuesday, December 30, 2014
Tuesday, December 23, 2014
Sunday, December 21, 2014
Tuesday, December 16, 2014
ratio and proportion
The ratio of
marks obtained by Nanu and Bhanu is 6:5. If the combined average of their
percentage is 68.75 and their sum of the marks is 275, find the total marks for
which exam was conducted.
ratio and proportion, ipm, mtse
A house has dogs,
cats and parrot in the ratio of 3:7:5. If the number of cats was more than the
number of dogs by a multiple of both 9 and 7 then what is the minimum of pets
in the house possible?
Monday, December 15, 2014
Monday, November 24, 2014
divisibility, numbers
Let n be the total number of different 5 digit numbers that are divisible by 4. The digits comprise of 1, 2, 3, 4, 5 and 6. No digit is repeated in a number. What is the value of n?
divisibility
If n is a positive integer and (n + 1)(n + 3) is odd, then show that (n + 2)(n + 4) must be a multiple of 8.
Wednesday, October 22, 2014
JMO questions STD V / STD VI
1.
You are given that 47658 x 39876 = 1900410408. Without
directly multiplying, use the given information to solve the following
question:
52.342 x 0.60124
2.
Find the value of 19999 x 299999 using the
information 19999 = 20000 – 1 and 299999 = 300000 – 1.
3.
Consider the number
12345.....11121314........566. Find the 500th digit.
Saturday, September 27, 2014
Average
There are three numbers, the average of first two numbers is 2 and the average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers?
Thursday, September 18, 2014
Wednesday, September 3, 2014
JMO - numbers
If you have an operator (!) such that:
1! = 1
2! = 2 x 1
3! = 3 x 2 x 1
And it is also given that 0! = 1
You are given 4 zeros. Can you get a value of 24. You
can use the operator as many times as you want.
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