Maths Practice Question and Answer
8 Q: If the cost of pins reduces by Rs . 4 per dozen, 12 more pins can be purchased for Rs. 48. The cost of pins per dozen after reduction is:
3280 05efc791fd4461c5b47d6d0fb
5efc791fd4461c5b47d6d0fb- 1Rs. 16false
- 2Rs. 20false
- 3Rs. 8false
- 4Rs . 12true
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Answer : 4. "Rs . 12 "
Q: A certain work can be completed in 100 days by a certain number of men. But, due to the absence of 10 people it could be completed in 110 days. How many workers were employed initially? 3275 05d149a1d489f2f135e08df8f
5d149a1d489f2f135e08df8f- 1100false
- 2110true
- 355false
- 450false
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Answer : 2. " 110"
Q: Royalty on the book is less than the printing cost by :
3267 05d70ca559004b376a58bee7c
5d70ca559004b376a58bee7c
- 15 %false
- 210 %false
- 320 %false
- 425 %true
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Answer : 4. "25 %"
Explanation :
Printing Cost of book = 20% of C.P.
Royalty on book = 15% of C.P
Difference = (20% of C.P) – (15% of C.P) = 5% of C.P.
⸫ Percentage difference = 
= 
= 25% = 25%
Thus, Royalty on the book is 25% less than the printing Cost.
Q:Direction : What value should come in place question mark(?) in the following questions?
25 % of 420 - ? % of 140=77
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5e9d1422bf0a265d837b845b- 125false
- 236false
- 320true
- 440false
- 5None of thesefalse
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Answer : 3. "20"
Q: Pipe A can fill a tank in 4 hours and pipe B can fill it in 6 hours. If they are opened on alternate hours and if pipe A is opened first then in how many hours, the tank shall be full?
3266 05f2120ea4ab50b169742bbc3
5f2120ea4ab50b169742bbc3- 1$$3{1\over 2}\ hrs$$false
- 2$$3{1\over 4}\ hrs$$false
- 3$$4{1\over 2}\ hrs$$false
- 4$$4{2\over 3}\ hrs$$true
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Answer : 4. "$$4{2\over 3}\ hrs$$ "
Q: A crate of fruits contains one spoiled fruit for every 25 fruits. 60 % of the spoiled fruit were sold. IF the seller had sold 48 spoiled fruits, then the number of fruits in the crate were:
3264 05ffc2be51299b845c330a7d0
5ffc2be51299b845c330a7d0- 13000false
- 22400false
- 31200false
- 42000true
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Answer : 4. "2000"
Explanation :
Let spoiled fruit=100
60 % of spoiled fruit sell=48
Then total spoiled fruit =48/60*100=80
Total Fruit=80*25=2000
Q: A man spends his 2 months income in 3 months and saves Rs 1500 in a year then Find his monthly income?
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5e7f4153a874324f6e0bd464- 1450false
- 2425false
- 3400false
- 4375true
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Answer : 4. "375"
Q: If 4 litres of water is evaporated on boiling from 12 litres of salt solution containing 7 percentage salt, the percentage of salt in the remaining solution is
3259 05f158e3adf5d9515007522a4
5f158e3adf5d9515007522a4- 112 %false
- 213 %false
- 310.5 %true
- 411.5 %false
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