CTET Solved Paper - RTET Feburary 2011 Paper2

Avatto > > CTET > > CTET Solved Paper > > RTET Feburary 2011 Paper2

96. A shopkeeper marks the price of an article of original cost ~ 100, after increasing it by 10%. He, then sells it by giving a discount of 10% to the customer. The price at which he sold the article is

Answer
Comment
Array

Option : C
Explanation : Marked price = (CP+ (10% of CP) = 100 + (0.1 x100) =t 110 Discount = 10% of 110 = { 11 :. Selling price= 110-11= ~99

You must be logged in to post a comment.

You must be logged in to post a comment.

97. Which of the following statements is incorrect?

Answer
Comment
Array

Option : B
Explanation : a : b : : c: d => a/b = c/d => a x d=b x c So, ac = bd is incorrect.

You must be logged in to post a comment.

You must be logged in to post a comment.

98. The number of members of an institution is 2500. If the number of members in first year increases by 10% and in the second year decreases by10%, then after 2 yr what is the increase or decrease in the number of members?

Answer
Comment
Array

Option : C
Explanation : Number of member after first year. = 2500 (1 + 10/100)= 2750. Number of member after second year. = 2750 (1- 10 1100) = 2475. Decrease in the number of members after 2 yr. = 2500 - 2475 = 25

You must be logged in to post a comment.

You must be logged in to post a comment.

99. The simplified forms of 2^{2^2²} , (2²)^2² and (2^2²)² are

Answer
Comment
Array

Option : A
Explanation : 2^{2^2²} = 2^2⁴ = 2¹⁶.
(2²)^2² = 4⁴.
(2^2²)² = (2⁴)² = 16².

You must be logged in to post a comment.

You must be logged in to post a comment.

100. If ax² + bx + c = 0 is an identity in x, then

Answer
Comment
Array

Option : A
Explanation :

You must be logged in to post a comment.

You must be logged in to post a comment.

Related Quiz.
RTET Feburary 2011 Paper2

Forgot your password?

I agree with the Terms.