Question
What is the ratio whose terms differ by 35 and the
measure of which is 4/9?Solution
Let the ratio be x : (x + 35). Then, => x/(x + 35) = 4/9 => 9x = 4x + 140 => x = 28 ∴  Required ratio = 28:63 = 4:9
In how many different ways can the letters of the word ‘CURIOES’ be arranged in such a way that the vowels occupy only the odd positions?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "VINTAGER"?
- Six people out of which 3 are brothers and the rest are strangers are to be seated in a row. Find the number of ways in which all three brothers are not si...
7 children are to be selected from a group of 8 boys and 6 girls. In how many ways will the children with at most 3 girls and at least 4 boys be selected?
How many 8 digit numbers can be formed using the digits 1, 2, 0, 2, 4, 1, 2, 4 ?
A box contains 2 blue, 3 black and 5 orange balls. In how many ways can 3 balls be drawn from the box, if at least 1 black ball is to be included in the...
Find the number of words that can be formed by using all letters of the word 'ESCAPE', if it starts with letter C and end with letter P.
In how many different ways can 6 History and 5Hindi books be arranged in a shelf so that they are arranged alternately?
In how many different ways can 4 blue beads and 3 red beads be arranged in a row such that all the blue beads are together and all the red beads are tog...
Find the number of words that can be formed by using all letters of the word 'LAPTOP', if order of vowels remains same.
