Q2 of 23 Page 1

Attempt any four subquestions from the following:

If two coins are tossed, then find probalility of th event: No head turns up.

Given: two coins are tossed

Sample space : S = {HH, HT, TH, TT}


When no heads turn up, n(P) = 1 i.e. TT


P(no head) = 1/4

More from this chapter

All 23 →
2

Attempt any four subquestions from the following:

Find K, one of the roots of the quadratic equation kx2-7x + 12 = 0 is 3.

 2

Attempt any four subquestions from the following:

For solving the following simulataneous equations by Cramer’s rule, find the value of Dx and Dy:3x-y = 7; x + 4y = 11.

 2

Attempt any four subquestions from the following:

For a centain frequency disribution, the value of Mean is 101 and Median is 100. Find the value of Mode.

 2

Attempt any four subquestions from the following:

The following pie diagram represent expentiture on different items in constructing a builiging. If the total construction cost of builing is Rs. 5,40,000, answer the following questions:


a. Find the central angle for labour expenditure.


b. Find the expenditure on labour.