Maths Practice Question and Answer
8 Q:Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.
(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established
I. $$ {9x^2+5=18x}$$
II. $${2y^2-9y+10=0}$$
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5e9e788d5321470acc52a69d(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established
II. $${2y^2-9y+10=0}$$
- 1Afalse
- 2Bfalse
- 3Ctrue
- 4Dfalse
- 5Efalse
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Answer : 3. "C"
Q: The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
1284 05ffc32b923210f22f330340a
5ffc32b923210f22f330340a- 13 : 7false
- 27 : 3true
- 36 : 7false
- 47 : 6false
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Answer : 2. "7 : 3"
Q: If $${cos^2θ\over cot^2θ-cos^2θ}=3,$$ where $${0^0<θ<90^0}$$ then the value of θ is:
1284 064cceaad8f85ca71558f2e3e
64cceaad8f85ca71558f2e3e- 1$${{45^0}}$$false
- 2$${{50^0}}$$false
- 3$${{60^0}}$$true
- 4$${{50^0}}$$false
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Answer : 3. "$${{60^0}}$$"
Q: R, S and T started a business by investing Rs. 25000, Rs. 15000 and Rs.30000 respectively. If the total profit earned is Rs. 58800 and it is decided that one-third of the profit will be divided into their investment ratio and rest of the amount will be invested in another work, then what is the share of T?
1284 064dc87919b618cf631e925f0
64dc87919b618cf631e925f0- 14200false
- 28000false
- 37400false
- 48400true
- 5None of thesefalse
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Answer : 4. "8400"
Q:Directions: The Pie chart given here represents the domestic expenditure of a family in per cent. Study the chart and answer the following questions if the total monthly income of the family is ₹ 33,650.

A: Expenditure on food
B: Expenditure on house-rent
C: Expenditure on entertainment
D: Expenditure on education and maintenance of children
E: Medical and miscellaneous expenditure
F: Deductions towards provident fund
The annual savings in the form of provident fund would be
1283 0638f310334f83f147297f6fb
638f310334f83f147297f6fb
- 1₹ 48,456true
- 2₹ 48,540false
- 3₹ 44,856false
- 4₹ 45,480false
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Answer : 1. "₹ 48,456 "
Q: Rahul invested equal sums of money at compound interest under two schemes A and B. Under scheme A, the interest rate was 10% per annum and under scheme B, the interest rate was 12% p.a. The compound interest after two years on the sum invested in scheme A was ₹1,050. How much is the interest earned under scheme B after two years, if the interest is compounded annually in both schemes?
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64ccdbcca665bacf81bbd361- 1₹1,722false
- 2₹1,270false
- 3₹1,272true
- 4₹1,372false
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Answer : 3. "₹1,272"
Q: A man bought 13 articles at Rs. 70 each, 15 at Rs. 60 each and 12 at Rs. 65 each. The average price per article is
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5f2a84d1cef453383f1eb146- 1Rs. 65.75false
- 2Rs. 62.25false
- 3Rs. 60.25false
- 4Rs. 64.75true
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Answer : 4. "Rs. 64.75 "
Q: If the volumes of two cubes are in the ratio 27 : 64 and then the ratio of their total surface area is
1283 05ec4af4c977d8b0224a9276d
5ec4af4c977d8b0224a9276d- 127 : 64false
- 23 : 4false
- 39 : 16true
- 43 : 8false
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