Revision Test -2(C, M +++)

1) For What angle D is ∆ABC congruent to ∆DEF, given AC= 2.5cm, BC= 5cm, angle C=75°, DE=2.5cm and DF= 5cm?
a) 75 b) 25 c) 35 d) 90 

2) The profit triples if the selling price is doubled . The profit percentage is doubled . The profit percentage is
a) 110 b) 50 c) 100  d) 28

3) A man complete a work in 20 days and a women can complete the same work in 10 days. If they work on it together for 5 days, then how many days will the women take to complete the rest of the work ?
a) 5/2 b) 5/4 c) 7/2 d) 3/2

4) A family spends 8% of its monthly income in charity. In a particular month the family spent Rs 1200 on charity. What is the income in that month ?
a) 15000 b) 16000 c) 12000 d) 18000

5) how many numbers between 100 and 1000 are divisible by 17 ?
a) 51 b) 53  c) 52 d) 54 

6) Study the following bar chart and answer the question that followes. The bar charts shows the sales of the laptops (in 1000) over a period of 4 years.
Find the percentage increase in sales from 2012 to 2013 (giving your answer correct to two places of decimal)
a) 42.98% b) 48.54%  c) 45.64% d) 44.44%

7) The area of a triangle is 96cm² and the length of one of its sides is 24cm. What is the length of the perpendicular drawn to this side of the triangle from the opposite vertex ?
a) 16 cm b) 8cm d) 4 cm d) 12cm

8) Find the value of √{(9³+9⁴+9⁵+9⁶+9⁷)/(9¹+9²+9³+9⁴+9⁵)}
a) 9 b) 3 c) 729 d) 81

9) study the given table and answer the question that follow.
 The following table gives the month wise number of different types of scooters produced by a company during the first 6 months of a 1992.
In which two of the six given months was the total number of scooters produced by the company of all types taken together equal ?
a) January and May b) April and May c) January and February d) January and March

10) Bhanu spends 20% of his monthly salary on rent . 10% on stationery, 14% on transport, 18% on electricity and the balance of Rs1520 on remaining items . What is the monthly salary of Bhanu?
a) 10000 b) 6000 c) 4000  d) 2000

11) The pie chart shows the percentage wise break up of student in terms of specialization in Engineering.
 What is the ratio of the total number of students having either networking or  graphics as their specialization to the number of students having C programming as their specialisation ?
a) 18:13  b) 29:11 c) 11:19  d) 31:17 

12) A certain sum is invested 26% per annum interest compounded annually. In how many years (approx) will it double  ?
a) 4 b) 3 c) 2 d) 5

13) A watercraft is rowed down 32 km along a river in 4 hour and 10 km against the river in 5 hour. Find the speed of the watercraft and that of the river.
a) 4.52 km/hr and 2.5km/hr 
b) 4km/hr and 3 km/hr
c) 5km/hr and 3km/hr
d) 3.5 km/hr and 1.5km/hr

14) Roshni travelled at the speed of 66km/hr while going from the point A to point B and returned via the same route at the speed of 92.4 km/hr. What was Roshni's overall average speed during the two journey?
a) 77km/hr b) 79.2km/hr c) 79 km/hr d) 78km/hr

15) The ratio of the ages of two friends is 7:9 after 10 year, it will become 19:23. What will be the average age 7 year from now ?
a) 33yr b) 35yr c) 36yr d) 39yr

16) A 37% discount was offered on an item with a marked price of 2900. What was the selling price of the item?
a) 1827  b) 1073 c) 1823 d) 1829 

17) What was the volume of a sphere whose diameter is 16.8cm?(π= 22/7)
a)  2487.312cm³ b) 2473812cm³ c) 2483.712cm³ d) 2483.172cm³

18) if the radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5:3, then the ratio of their volume is
a) 22 :15  b) 20 :27  c) 3: 4  d) 16:23 

19) A man rides his bicycle for 10 km at a speed of 12 km/h, then for another 12km at a speed of 10 km/hr. What is his average speed for the entire trip approximately?
a) 10.8 b) 11.8 c)  11.4  d) 10 

20) The marked price of a mobile phone was Rs35600. The shop owner offered a 10% trade discount on the marked but on further request by the customer. He sold the phone for Rs30000 after giving a cash discount. How much is this cash discount as a percentage of the price after the trade discount? (Give your answer correct to decimal places)
a) 6.37% b) 5.75% c) 4.95% d) 5.25% 

21) A and B share a few marbles in the ratio 4:5. If B gets 10 marbles more than A, then what is A's share?
a) 8 marbles b) 42 marbles c) 12 marbles d) 40 marbles 

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