A Father Is Now Three Times As Old As His Son Fiver Year Back He Was Four Times As Old As His Son The Age Os Son (in Year) Is _____? - Testpoint

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A father is now three times as old as his son fiver year back he was four times as old as his son the age os son (in year) is _____?

10
12
15
18

Explanation

(3x-5) = 4(x-5)

3x -5 = 4x -20

4x -3x = 20 -5

x=15

Related MCQs

A and B invest Rs. 15,000 and Rs. 20,000, respectively, in a business. After 6 months, C invests Rs. 20,000. If the total profit after 2 years is Rs. 25,000, what is B's share of the profit?

Rs. 8,000
Rs. 9,000
Rs. 10,000
Rs. 12,000

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Explanation

Let's calculate using the capital × time method:

A: 15,000 × 24 = 360,000
B: 20,000 × 24 = 480,000
C: 20,000 × 18 = 360,000

Profit ratio = 360,000: 480,000: 360,000

Simplify:
3 : 4 : 3

Total parts = 3 + 4 + 3 = 10

B's share = $frac{4}{10} times 25,000$

= Rs. 10,000

If the number of chocolates is 20, what is one-third (1/3) of the chocolates?

5
6⅔
10
15

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There are 54 coins in total. Some are 20-cent coins and some are 50-cent coins. Their total value is $20.70. How many 20-cent coins are there

21
23
27
31

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In a class of 20 students, the average height is 150 cm. One student with a height of 155 cm joins the class. What is the new average height?

150 cm
150.24 cm
150.50 cm
151 cm

اس سوال کو وضاحت کے ساتھ پڑھیں

The value of the sum of the first 4 multiples of 5 is?

25
30
50
60

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