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7th CBSE
IMPORTANT
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By what number should we multiply -1528 so that the product maybe -57?

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Important Questions on Operations on Rational Numbers

EASY
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 7
By what number should we multiply -813 so that the product may be 24?
EASY
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 8
By what number should -34 be multiplied in order to produce 23?
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 9
Find (x+y)÷(x—y), if
x=23y=32
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 9
Find (x+y)÷(x—y), if
x=25, y=12
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 9
Find (x+y)÷(x—y), if
x=54y=-13
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 10
The cost of 723 metres of rope is Rs.1234. Find its cost per metre (in mixed fraction).
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 11
The cost of 213 metres of cloth is ₹7514. Find the cost of cloth per metre (in mixed fraction).
MEDIUM
7th CBSE
IMPORTANT
Mathematics for Class 7>Chapter 5 - Operations on Rational Numbers>EXERCISE>Q 12
By what number should -3316 be divided to get -114?