Maths Practice Question and Answer
8 Q: By selling an article for Rs. 320, a man incurs a loss of 20%, what should be the selling price of an article to gain 30%?
2713 05eb94b27a445f56aef0937ca
5eb94b27a445f56aef0937ca- 1Rs. 520true
- 2Rs. 690false
- 3Rs. 550false
- 4Rs. 440false
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Answer : 1. "Rs. 520"
Q: The price of 80 apples is equal to that of 120 oranges. The price of 60 apples and 75 oranges together is Rs. 1320. The Total price of 25 apples and 40 oranges is:
2712 05f4dee2b82369c1d61137301
5f4dee2b82369c1d61137301- 1660false
- 2640false
- 3820false
- 4620true
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Answer : 4. "620"
Q: Simplify the following equation
55.55 + 155 + 15.55 + 0.5 + 0.05 = ? 2711 15b5cc6eee4d2b4197774eee1
5b5cc6eee4d2b4197774eee1- 18010true
- 28020false
- 38030false
- 48040false
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Answer : 1. "8010"
Explanation :
Answer: A) 8010 Explanation: (2000 + 3)(2000 + 4) - (2000 + 1)(2000 + 2) = ? Since (2000 x 2000) - (2000 x 2000) is equal to zero. ?= (8000 + 6000 + 12) - (4000 + 2000 + 2) => 14012 - 6002 = 8010.
Q: In the adjoining figure ∠AOC=140° where O is the centre of the circle then ∠ ABC is equal to:
2710 15d931affc263b979273f3141
5d931affc263b979273f3141- 190°false
- 2110°true
- 3100°false
- 440°false
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Answer : 2. "110°"
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 2709 15cf11f17c97a225730e3b310
5cf11f17c97a225730e3b310- 110%false
- 212%false
- 315%true
- 418%false
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Answer : 3. " 15%"
Q: Fill in the blanks:
Sin A = ____ × (Cos A)
2701 05eb50a96ffc62d0a81dd3446
5eb50a96ffc62d0a81dd3446Sin A = ____ × (Cos A)
- 1Sin Afalse
- 2Tan Atrue
- 3Cot Afalse
- 4Cosec Afalse
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Answer : 2. "Tan A "
Q: A starts a business, after 6 months B also join him with Rs.4500 and after 2 months of B’s joining C also join them with Rs.4500. If A gets approx. Rs 4900 out of total annual profit of Rs. 10,000 then find the approximate value of initial investment of A.
2700 05df9b7bd9e7c624c9bfe900b
5df9b7bd9e7c624c9bfe900b- 1Rs. 4800false
- 2Rs. 4200false
- 3Rs. 3600true
- 4Rs 4400false
- 5Rs. 5200false
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Answer : 3. "Rs. 3600"
Q: Royalty on the book is less than the printing cost by :
2697 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.