The sum of the multiplication table of natural numbers ‘n’ is given by 55 × n. Find the sum of table of 7
Solution:
Given, the sum of the multiplication table of natural numbers ‘n’ is 55 × n.
We have to find the sum of the table of 7.
Put n = 7 in the given expression,
= 55 × 7
= 385
Therefore, the sum of table of 7 is 385.
✦ Try This: The sum of the multiplication table of natural numbers ‘n’ is given by 50 × n. Find the sum of table of 3.
Given, the sum of the multiplication table of natural numbers ‘n’ is 50 × n.
We have to find the sum of the table of 3.
Put n = 3 in the given expression,
= 50 × 3
= 150
Therefore, the sum of table 3 is 150
☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 12
NCERT Exemplar Class 7 Maths Chapter 10 Problem 88 (a)
The sum of the multiplication table of natural numbers ‘n’ is given by 55 × n. Find the sum of table of 7
Summary:
The sum of the multiplication table of natural numbers ‘n’ is given by 55 × n. The sum of table of 7 is 385
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