11th Class PSA Quantitative Reasoning Supporting Material: |
Q. The average of all prime numbers between 30 and 50 is
(a) 40 (b) 39.8 (c) 38 (d) 41
Q. Shivani has twice as much money as Adityaand Aditya has 50 % more money than what Sahil has. If the average money with them is Rs. 110, then Shivani has Rs.
(a) 55 (b) 60(c) 90 (d) 180
Q. The average weight of 6 boys decreases by 3 kg when one of them weighing 80 kg is replaced by a new boy. The weight of new boy is
(a) 56 kg (b) 58 kg (c) 62 kg (d) 76 kg
Q. The average temperature on Monday, Tuesday and Wednesday was 36 degrees C. Average temperature on Tuesday, Wednesday and Thursday was 38 deg. C. If the temperature on Thursday was 37 deg. C, then the temperature on Monday was
(a) 38 d C (b)31 degree C (c)37 degree C (d)33.5 degree C
Fundamental Theorem of algebra says that any polynomial equation of degree n has n roots – real or complex and no more also complex and irrational roots exists in pair contrary to it any trigonometric equation has infinite number of roots
Q.10. Which one of the equation is a polynomial equation:-
(a) (x2 - 2x + 5 )/(x-1)=0 (b)3x3/2 +5x-1=0 (c)sin x + x=0 (d)x3 – 2 x2 + 5=0
Q.11. Number of zeroes/roots of the polynomial equation x4 + 1 = 0 will be |
(a) 1 (b) 2 (c) 4 (d) 3
Q. How much sheet will be required to make a container with lid whose length is 13m , breadth is 8 m and height is 4m.
a)376m2 b)256m2 c)400m2 d)416m2
Q. One diagonal and perimeter of a rhombus are 24cm and 52cm respectively. The other diagonal is.
a)15cm b)12cm c)10cm d)13cm
Q. The curved surface area of a cone is twice the curved surface area of other cone and the slant height of latter is twice the slant height of first cone. Find the ratio of their radii?
a)1:4 b)22:41 c)4:1 d) 41:22
Q. The daily salary of a worker is first increased by 20% & subsequently reduced by 20%. If the original wages is Rs 500, then his wages after reduction is.
a) 480RS b)540Rs c)440Rs d)600Rs
Q. In an examination a candidate who secures 30% of the maximum marks fails by 24 marks & another candidate who secures 35% of maximum marks gets 16 marks more than necessary to pass. Then maximum marks are:
a) 600 b)700 c)800 d)900
Q. In a shop, price marked on articles are 20% above cost price shopkeeper allows a discount & gain 8% ,discou22nt % will be-
a)10% b)15% c)20% d)25%
Q. Kartikay sold two articles for RS 297 each, gaining 10% an one & losing 10% on the other. Find gain % or loss %
a)loss 1% b)gain 1% c) p 2% d)neither gain nor loss
Q. Dhruv sold an articles to puru at a gain of10%. Puru sold to tosh at a loss of 10%. Tosh paid Rs396 for the articles then cost of articles forDhruv will be
a)Rs360 b)Rs400 c)Rs440 d)Rs392.04
Q. A person soldan articles at a gain of 20%. had he bought it at 20% loss & sold it for Rs20 more he would have gained 60%. Find the cost price of the articles.
a)Rs200 b)Rs250 c)Rs300 d)Rs150
Q. If a train has to cross a platform it has to cover a distance equal to
a) length of train +length of platform
c) length of train xlength of platform
b) length of train - length of platform
d) length of train÷length of platform
Q. A train is 160m long & is running at a speed of 60km/h. find the time that it will take to pass a person who is running at 10km/h in the direction of train.
a)11sec b)10.52sec c)11.52sec d)10.08sec
Q. Pipe A can fill a tank in 2 1/2 hrs, but due to a leakage in the bottom of tank it taken 15 min., longer to fill it. If the tank be full & the pipe be turned off, in how much time the tank be emptied by the leakage.
a) 27 hours b) 5 hours c) 27 1/2 hours d) 55 hour
Q. Divide Rs 1050 among A, B & C so that A shall receive 2/5 as much as B & C together & B shall receive 3/7 of what A&C together receive.
a)Rs 310, Rs 315, Rs 425
b)Rs 309, Rs 305, Rs 445
c) Rs 300, Rs 315, Rs 435
d) None
Q. Richa, Nishi &Priya rented a room together for one year at Rs 28800. They remained together for 4 months & then Priya left the room after 5 month Nishi also left the room , how much rent should each pay?
a)Rs16000,Rs9000,Rs3800
b)Rs16000,Rs8000,Rs4800,
c)Rs16400,RS9200,Rs3200
d)Rs16200,Rs9400,Rs3200
Q. Divide the profit of Rs 69230 among three partnersA,B.and C who invest their capitals in the ratio of their ages .If 2/3 of A?s age = 4/3 of B?s age and also equal to 5/6 of C?sage:
a) Rs30100,Rs15050,RS24080
b) Rs15050,Rs24080,Rs30100
c) Rs15050,Rs30100,Rs24080
d) none
Q. A cricketer has an average score of 60 runs in 10 innings. The number of runs he has to take in eleventh inning, to raise the mean score to 62 is:
a)2 b)82 c)62 d)22
Q. In a bag there is 7red , 5 white, and 9 black balls. If a ball is drawn from a bag, what is the probability of it not a red ball?
a)1/3 b)2/3 c)1 d)3/2
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