Mathematics
Grade-7
Easy
Question
If 
and 
are equivalent fraction, then we have
- p + s = q + r
- p ÷ s = q ÷ s
- pq = rs
- ps = rq
Hint:
Cross multiplication of 
is 
.
The correct answer is: ps = rq
Given that and are equal. That is = . Cross multiplying them, we have:
.
Hence, the correct answer is option d.
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