Question

Please tell the answer of Q4 all parts
I need full answer
Who will give full answer i will mark brainliest

Answer 1

Answer:

12

Step-by-step explanation:

3×3/4×3=9/12

as denominator 20

3×5/4×5=15/20

as denominator 28

3×7/4×7=21/28

Answer 2

4) Express 3/4 as a rational number whose denominator is:-

i) 12 :- 3/4 × 3/3 = (9/12) .

ii) 20 :- 3/4 × 5/5 = (15/20) .

iii) -16 :- 3/4 × (-4/-4) = (-12/-16) .

iv) 28 :- 3/4 × 7/7 = (21/28) .

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