k 9 good citizen test

Out of 20 girls in a class, 15 are good at Economics and 5 are good at Math. If two girls are selected at random, then what is the probability that the first girl is good at Economics and the second is good at Math? => 9 80 or 15 16 or 15 76 or 3 8 ..

Find the closest to the distance between K and T. => 1 unit or 2 units or 0.9 units or 0.5 units..

For what value of K, the quadratic equation 8K x 2 - 4 x + (9K - 8) = 0 has one root as the reciprocal of the other. => -8 or 8 or 17 or 13..

Question: What direct value does a forest have for man? Answer: Forests contribute to the economic development of our country by providing goods and services to people and industry. They are intimately linked with our culture and civilization. Forests are useful to humans for t..

P and V are related as P - K = 9 2 V where K is a constant . If V = 46 then P = 5 . Find the value of P when V = 23. => 12 or 4 or 7 or 10..

For what value of k , 7 k - 5, 9 k + 3 and 8 k + 38 are the three consecutive terms in an arithmetic sequence ? => 0 or 8 or 10 or 9..

Find the value of K so that the sum of the roots is equal to the product of the roots of the equation K x 2 + 261 x + 29K = 0 => -9 or 9 or 15 or 18..

. Thermionic emission is the phenomenon by which free electrons from surface of a metal are emitted when heated to a high temperature. Example 2:- What are Cathode rays? Give three properties of these rays. Suggested Answer:- Cathode rays are a beam of electrons emitted from a hot cathode. Properti..

Solve the equation 1 3 k 2 - 4 k + 9 = 0 by using the quadratic formula. => k = 3, 9 or k = 3, - 9 or k = - 3, - 9 or k = - 3, 9..