Question

if 35%of 160 + 60% of 80= 312of x%
then find x=?

(a) 200/3 (b) 100/3 (c) 30 (d) 70​

Answer 1

AnsweR :-

Option B is correct.

• x = 100/3

SolutioN :-

$\sf \: 35 \: \% \: of \: 160 \: + \: 60 \: \% \: of \: 80 = 312 \: \% \: of \: x \\ \\ \frac{35 \times 160}{100} + \frac{60 \times 80}{100} = \frac{312 \times x}{100} \\ \\ \sf \frac{35 \times 16}{10} + \frac{6 \times 8}{1} = \frac{312x}{100} \\ \\ \sf \: 56 + 48 = \frac{312x}{100} \\ \\ \sf \: 104 = \frac{312x}{100} \\ \\ \sf \: 104 \times 100 = 312x \\ \\ \sf \: 10400 = 312x \\ \\ \sf \: x = \frac{10400}{312} \\ \\ \</strong><strong>h</strong><strong>u</strong><strong>g</strong><strong>e</strong><strong>{</strong><strong> \boxed{ \red{</strong><strong> </strong><strong>\</strong><strong>s</strong><strong>f</strong><strong> </strong><strong>x</strong><strong> = </strong><strong>\</strong><strong>f</strong><strong>r</strong><strong>a</strong><strong>c</strong><strong>{</strong><strong>1</strong><strong>0</strong><strong>0</strong><strong>}</strong><strong>{</strong><strong>3</strong><strong>}</strong><strong>}</strong><strong>}</strong><strong>}$

Option B is correct

Answer 2

$</p><p>\huge{ \mathfrak{ \overline{ \underline{ \underline{ \blue{ Answer☻}}}}}}</p><p>$

❣️