Dear Readers,
1-The difference between CI and SI for 3 years is rupees 992. If the rate of interest is 10% per annum find the principal?
(A) 22000
(B) 30000
(C) 28000
(D) 32000
Q.2. A starts business with a capital of Rs 14000, 5 months later B joins and further two months later C joins them. If the profit sharing ratio in the end of year is 4:3:2, then the money invested by C was?
A 14000 रुपये की पूंजी के साथ व्यापार शुरू करता है, 5 महीने बाद B शामिल हो जाता है और दो महीने बाद C उनके साथ जुड़ जाता है। यदि वर्ष के अंत में लाभ विभाजन अनुपात 4:3:2 है, तो C द्वारा निवेश किया गया धन था?
(A) 18000
(B) 16800
(C) 18600
(D) 10800
Q.3. Two concentric circle are drawn with radii 12 cm and 13 cm. What will be the length of any chord of the larger circle that is tangent to the smaller circle?
(A) 5cm
(B) 8cm
(C) 10 cm
(D) 25cm
4-In an alloy, there is 12% of copper, to get 69 kg of copper, how much alloy will be required?
(A) 424 kg
(B) 575 kg
(C) 828 kg
(D) 1736 kg
Q.5. When ‘n’ is divisible by 5 the remainder is 2. What is the remainder when n^2 is divided by 5?
(A) 2
(B) 3
(C) 1
(D) 4
Q.6. If sin P + cosec P = 2,then the value of (sin P)^7 + (cosecP)^7 is
(A) 1
(B) 2
(C) 3
(D) 0
7-Average age of a class is 17 years 2 months. Average age of boys and girls in class is 18 years 3 months and 15 years 6 months respectively. Find the ratio of boys and girls in class.
(A) 5:2
(B) 25:17
(C) 15:11
(D) 20:13
Q.8. If a person walks at 28 km/hr instead of 20 km/hr, he would have walked 40 km more. At which speed he should travel to complete his initial distance in 4 hours?
(A) 21 Km/h
(B) 24 Km/h
(C) 27 Km/h
(D) 25 Km/h
Q.9. Anuj invested an amount of Rs. 13,900 divided in two different schemes A and B at the simple interest rate of 14% p.a. and 11% p.a. respectively. If the total amount of simple interest earned in 2 years is equal, what was the amount invested in Scheme B?
(A) 6000 Rs.
(B) 5600 Rs.
(C) 7784 Rs.
(D) 8000 Rs
Q.10. The speed of a boat along the stream is 12 km/hour and against the stream is 8 km/hour. The time taken by the boat to sail 24 km in still water is-
(A) 2 hours
(B) 3hours
(C) 2.4 hours
(D) 1.2 hours
Answer Key-
1-Sol. (4)
2-Sol. (2)
3-Sol. (3)
4-Sol. (2)
5-Sol. (4)
6-Sol. (2)
7-Sol. (4)
8-Sol. (4)
9-Sol. (3)
10-Sol. (3)
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MAHENDRA GURU