The sum and the product of the roots of the quadratic equation x(power 2) + 20x + 3 = 0 are?
A. 10, 3
B. -10, 3
C. -20, 3
D. -10, -3
Quadratic Equations · Easy · 4 weeks ago
Question Bank
Maths Mcqs
A candidate got 35% of the votes polled and he lost to his rival by 2250 votes. How many votes were cast?
A. 7500
B. 5000
C. 6000
D. 3500
Percentage Mcqs · Easy · 4 weeks ago
What is the least number which when divided by 8, 12, 18 and 24 leaves the remainders 4, 8, 14 and 20 respectively?
A. 78
B. 68
C. 58
D. None
Problems on L.C.M and H.C.F · Easy · 4 weeks ago
A group of people has provisions for 29 days for 24 men. If after 4 days 1/6 of them desert then food will last for?
A. 25 days
B. 28 days
C. 30 days
D. 32 days
Men Food Mcqs · Easy · 4 weeks ago
A leak in the lower portion of a tank can empty the full tank in 9 hrs. An inlet pipe fills water at the rtae of 10 lit. a minute. When the tank is full, the inlet is opened and due to leak, the tank is empty in 16 hrs. How many litres does the cistern hold ?
A. 12,342 litres.
B. 12,444 litres
C. 12,566 litres.
D. None of thes
Time and Work Mcqs · Easy · 4 weeks ago
The simple interest and the true discount on a certain sum for a given time and at a given rate are Rs. 85 and Rs. 80 respectively. The sum is:_______?
A. Rs. 1800
B. Rs. 1450
C. Rs. 1360
D. Rs. 6800
Discount Mcqs · Easy · 4 weeks ago
If the roots of a quadratic equation are 20 and -7, then find the equation?
A. x2 + 13x – 140 = 0
B. x2 – 13x + 140 = 0
C. x2 – 13x – 140 = 0
D. x2 + 13x + 140 = 0
Quadratic Equations · Easy · 4 weeks ago
The tax on a commodity is diminished by 20% and its consumption increased by 15%. The effect on revenue is_________?
A. It increases by 8%
B. It decreases by 8%
C. No change in revenue
D. It increases by 10%
E. None
Percentage Mcqs · Easy · 4 weeks ago
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