Question

-28/84 e Express it as a rational number with nemerator 4
MCQ choice question
a 4/12
b 4/7
c -4/7
d -4/12
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Answer 1

$\huge\mathfrak\pink{Answer}$

⟹ Compound interest is quarterly so time

= 9/3 = 3 quarters.

⟹ Rate of interest,

r = 20% per annum = 20/4 = 5% per quarter. Answer : Therefore compound interest is Rs 630

Answer 2

Answer:

d) -28/84 = -4/12

Step-by-step explanation:

$\frac{-28}{84} =\frac{-7 \times 4 }7 \times 12}\\ = \frac{- 4 } {12}$