CA CPT Quantitative Aptitude Question Papers 2012

16. The index number of prices at a place in the year 2008 is 225 with 2004 as base year then:

a) There has been on an average 125% increase in price
b) There has been on an average 225% increase in price
c) There has been on an average 1000% increase in price
d) There has been on an average 150% increase in price

17. A team of 4 is to be selected from 6 boys and 5 girls, find the probability that it includes exactly 2 girls:

a) 2/5
b) 1/2
c) 5/11
d) 2/4

18. For a poisson variate the variance is 3 then the S.D is?

a) 3
b) 3
c) 9
d) none

19. A coin is tossed 5 times, Probability of getting head exactly 3 times is:

a) 5/16
b) 1/32
c) 3/32
d) None

20. For a average data the 2 lines of regression are given by 8x-10y+66=0 & 40x-18y=214 then the means of x & y are respectively

a) 17 & 13
b) 13 & 17
c) 13 & -17
d) -13 & 17