A camel pursues an elephant and takes 5 leaps for every 7 leaps of the elephant, but 5 leaps of elephant are equal to 3 leaps of camel. What is the ratio of speed of camel and elephant?

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A camel pursues an elephant and takes 5 leaps for every 7 leaps of the elephant, but 5 leaps of elephant are equal to 3 leaps of camel. What is the ratio of speed of camel and elephant?

A 21 : 25

B25 : 21

C23 : 21

D21 : 23

Nithin ? undefined

Correct answer is: 25 : 21

Explanation:

Required ratio = \(\frac{5}{3} : \frac{7}{5}\)

\(= \frac{5}{3} \times 15 : \frac{7}{5} \times 15 = 25 : 21\)

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A shopkeper placed on display some shirts each with a marked price. He then posted a board $\frac{1}{4}$ off on shirts". If the cost of a shirt was $\frac{2}{3}$ of the price at which it was actually sold, the ratio of cost and marked price 01' shirt was

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A shopkeper placed on display some shirts each with a marked price. He then posted a board $\frac{1}{4}$ off on shirts". If the cost of a shirt was $\frac{2}{3}$ of the price at which it was actually sold, the ratio of cost and marked price 01' shirt was

A1 : 2

B1 : 3

C2 : 3

D3 : 4

Nithin ? undefined

Correct answer is: 1 : 2

Explanation:

Let. S.P. of shirt = x

\(\text{C.P = }\frac{2x}{3}\)

Therefore, Marked price

\(= \frac{4}{3} \times x = \frac{4x}{3}\)

Therefore, Required ratio = \(\frac{2x}{3} : \frac{4x}{3} = 1 : 2\)

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By selling 18 chocolates, a vendor loses the selling price of 12 chocolates. Find his loss percent.

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By selling 18 chocolates, a vendor loses the selling price of 12 chocolates. Find his loss percent.

A$\text{9%}$

B$\text{10%}$

C$\text{11%}$

D$\text{12%}$

Nithin ? Aug 11 '2022 at 7:44

Correct answer is: \(\text{10%}\)

Explanation:

If the S.P. of 1 chocolate be Re.1, then

S.P. of 18 chocolates = Rs.18

C.P. = 18 + 2 = Rs.20

\(\therefore \text{Loss percent =} \Large \frac{2}{20} \times 100\)
= 10%

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The mean of 15 different natural numbers is 13. The maximum value of the second largest of these numbers is

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The mean of 15 different natural numbers is 13. The maximum value of the second largest of these numbers is

A53

B52

C51

D50

Akilesh Kharvi ? Jun 28 '2020 at 21:54

Correct answer is: 51

Explanation:

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In a group of 5 friends, the sums of ages (in years) of each group of 4 of them are 124, 128, 130, 136 and 142. The age (in years) of the youngest of them is

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In a group of 5 friends, the sums of ages (in years) of each group of 4 of them are 124, 128, 130, 136 and 142. The age (in years) of the youngest of them is

A18

B21

C23

D27

Akilesh Kharvi ? Jun 28 '2020 at 21:49

Correct answer is: 23

Explanation:

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