Question

Hey!!

Please solve the following sums.

Answer 1

3/5%= 0.6
15 : 8 = 187.5
85% = 0.85

Answer 2

$\boxed{\boxed{\boxed{\bold{\pink{HEY!\: Here \: are\: your\: answers}}}}}$
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(1)

$3 \frac{1}{5} \%$
= 3 × 5 + 1/5%
= 16/5 %
= 16/5 × 1/100
= 16/500
= 4/125

$\green{\bold{Hence,\: (1)\: is\: 4/125}}$.
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(2)

15 : 8
= 15/8
= 15/8 × 100
= 1500/8
= 375/2

$\purple{\bold{Hence, \: (2)\: is \: 375/2}}$
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(3)

85%
= 85/100
= 17/20

$\red{\bold{Hence,\: (3) \: is\: 17/20}}$
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$\blue{\bold{Hope\: answer\: helps\: you}}$