The average age of a father and his son is 30 years.
If the father is 50 years old, how old is the son?
- AOption (a)
8
- BOption (b)
9
- COption (c)
10
- DOption (d)
11
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Correct answer
8
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Browse complete papersThe average age of a father and his son is 30 years.
If the father is 50 years old, how old is the son?
8
9
10
11
Correct answer
8
An article has a marked price of ₹1000.
If sold at a 10% discount, what is the selling price?
₹800
₹850
₹900
₹950
Correct answer
₹800
The length of the diameter of a circular track is 28 m.
What is its area?
(\( \pi=22/7 \))
154 मीटर\( ^{2} \)
616 मीटर\( ^{2} \)
308 मीटर\( ^{2} \)
44 मीटर\( ^{2} \)
Correct answer
154 मीटर\( ^{2} \)
An item is marked at \( ₹2000 \). To sell it for \( ₹1500 \), what discount percentage must be given?
\( 20% \)
\( 22% \)
\( 24% \)
\( 25% \)
Correct answer
\( 20% \)
A car travels \( 120 \text{ km} \) at \( 30 \text{ km/h} \). How long will it take?
\( 2 \text{ hrs} \)
\( 3 \text{ hrs} \)
\( 5 \text{ hrs} \)
\( 4 \text{ hrs} \)
Correct answer
\( 2 \text{ hrs} \)
A man rows a boat \( 20 \text{ km} \) downstream in \( 2 \) hours and returns upstream in \( 4 \) hours. Determine the speed of the boat in still water.
\( 6.5 \text{ km/h} \)
\( 7.5 \text{ km/h} \)
\( 8.5 \text{ km/h} \)
\( 9.5 \text{ km/h} \)
Correct answer
\( 6.5 \text{ km/h} \)
A student scores \( 300 \) marks, which is \( 60% \) of the total. What are the maximum marks?
400
500
450
550
Correct answer
400
A table was purchased for \( \text{₹}850 \) and sold at a \( 5% \) loss. What was the selling price?
≈ \( \text{₹}808 \)
≈ \( \text{₹}805 \)
≈ \( \text{₹}800 \)
≈ \( \text{₹}815 \)
Correct answer
≈ \( \text{₹}808 \)
The monthly salaries of A and B are in the ratio \( 4:5 \), and their monthly expenses are in the ratio \( 3:4 \). If both save \( \text{₹}2000 \) each month, what is A's monthly salary?
\( \text{₹}6300 \)
\( \text{₹}7200 \)
\( \text{₹}8000 \)
\( \text{₹}9000 \)
Correct answer
\( \text{₹}6300 \)
A student rides a bicycle to his coaching class, covering \( 15 \text{ km} \) in \( 3 \) hours. What is his speed?
3 km/h
4 km/h
6 km/h
5 km/h
Correct answer
3 km/h