What is the respective ratio of the number of teachers who teach Mathematics to the number of teachers who teach Hindi?

13 : 7

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7 : 13

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7 : 26

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8 :15

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None of the above

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Solution

The correct option is E None of the above
Number of teacher who teach Mathematics = 13% of 1800
$= 13 \times 18$
Number of teacher who teach Hindi
= 8% of 1800
$= 8 \times 18$
$∴$ Required ratio $= \frac{13 \times 18}{8 \times 18} = 13 : 8$

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What is the respective ratio of the number of teachers who teach Mathematics to the number of teachers who teach Hindi?

The correct option is E None of the aboveNumber of teacher who teach Mathematics = 13% of 1800 =13×18 Number of teacher who teach Hindi = 8% of 1800 =8×18 ∴ Required ratio =13×188×18=13:8

The correct option is E None of the above
Number of teacher who teach Mathematics = 13% of 1800
$= 13 \times 18$
Number of teacher who teach Hindi
= 8% of 1800
$= 8 \times 18$
$∴$ Required ratio $= \frac{13 \times 18}{8 \times 18} = 13 : 8$