Maths Practice Question and Answer
8 Q: If 13 + 23 + .....+103 = 3025 then 4 + 32 + 108 + ..... 4000 is equal to -
2396 060be07d39f482d735c8f2faf
60be07d39f482d735c8f2faf- 112300false
- 212500false
- 312100true
- 411800false
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Answer : 3. "12100"
Q: The list price of a clock is Rs 160. A customer buys it for Rs. 122.40 after two successive discount. If first discount is 10% the second is 2394 15cf11f17c97a225730e3b310
5cf11f17c97a225730e3b310- 110%false
- 212%false
- 315%true
- 418%false
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Answer : 3. " 15%"
Q: In the figure below, AB is a chord of a circle with centre O. A tangent AT is drawn at point A so that ∠BAT=50°.Then ∠ADB=?
2389 05d931c619fdacf79284443c5
5d931c619fdacf79284443c5- 1120°false
- 2130°true
- 3140°false
- 4150°false
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Answer : 2. "130°"
Q: Find compound interest on Rs. 50000 at 12 % per annum for 6 months, compounded quarterly.
2387 05dc1184096420169a01f049e
5dc1184096420169a01f049e- 1Rs.3045 / ₹ 3045true
- 2Rs.2875 / ₹ 2875false
- 3Rs.3125 / ₹3125false
- 4Rs.2965 / ₹ 2965false
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Answer : 1. "Rs.3045 / ₹ 3045 "
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
2387 05f158e3adf5d9515007522a4
5f158e3adf5d9515007522a4- 112 %false
- 213 %false
- 310.5 %true
- 411.5 %false
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Answer : 3. "10.5 % "
Q: The ratio 75: 125 in its simplest form is written as:
2384 05dc1167996420169a01efee6
5dc1167996420169a01efee6- 13 : 5true
- 25 : 3false
- 32 : 3false
- 43 : 2false
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Answer : 1. "3 : 5 "
Q: Royalty on the book is less than the printing cost by :
2378 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: Train Passes by a lamp post at platform in 7 sec. and passes by the platform completely in 28 sec. If the length of the platform is 390 m,then length of train (in meter) is
2374 05d7f264dfb24f90208639eb6
5d7f264dfb24f90208639eb6- 1120false
- 2130true
- 3140false
- 4150false
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