Average temperature from Monday to Thursday is 48^{circ} C and from Tuesday to Friday, average tempe

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The average temperature from Monday to Thursday is $48^{\circ} C$ and from Tuesday to Friday, the average temperature is $52^{\circ} C$. If the temperature on Monday is $42^{\circ} C$, what was it on Friday in $^{\circ} C$?

A

$46$

B

$58$

C

$50$

D

$45$

Solution

Total temp of mon $+$ tues $+$ wed $+$ thus $=4 \times 48^{\circ} C =192^{\circ} C$

Temp on mon $=42^{\circ} C$

temp on Tue $+$ Wed $+$ Thus $=192^{\circ}-42^{\circ}=150^{\circ} C$

Tem on Friday $=208^{\circ}-150^{\circ}=58^{\circ} C$

Standard 13

Quantitative Aptitude

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