A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
Look at this riddle? If she answers the riddle correctly how ever will she pay for the pencils
Solution:
Let the cost of one pencil be x.
We represent the linear equation as
7x = 5x + 6
7x - 5x = 6
2x = 6
x = 6/2
x = 3
Hence, 10x = 30
Thus, the cost of ten pencils is ₹ 30.
✦ Try This: Look at this riddle? If she answers the riddle correctly however will she pay for the pencils?
Let the cost of one pencil be x.
A/Q
6x = 4x + 8
6x - 4x = 8
2x = 8
x = 8/2
x = 4
Hence, 12x = 48
Thus, the cost of 12 pencils is ₹ 48.
☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 4
NCERT Exemplar Class 7 Maths Chapter 4 Problem 100
Look at this riddle? If she answers the riddle correctly how ever will she pay for the pencils
Summary:
Thus, the cost of ten pencils is ₹ 30
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