Q2 of 87 Page 9

The difference between the squares of two consecutive numbers is 31. Find the numbers.

Let the two consecutive numbers are and


According to the question:






Therefore two consecutive numbers are: 16 and 17


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24

Find a positive value of x for which the given equation is satisfied:

(i)


(ii)

1

Four-fifth of a number is more than three-fourth of the number by 4. Find the number.

 3

Find a number whose double is 45 greater than its half.

 4

Find a number such that when 5 is subtracted from 5 times that number, the result is 4 more than twice the number.