140. Find the height of a tree, if by walking away from it 10 min a horizontal line through its base the angular elevation of its top changes from 60° to 30°.
(A) 5√3m
(B) 6√3 m
(C) 4√3 m
(D) 3√3 m
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141. Select the most appropriate option to solve the equation:
(A) tanA+cotA
(B) tanA-cotA
(C) secA-cosecA
(D) secA+cosecA
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142. Select the most appropriate option to solve the equation:
(A) 9.1
(B) 27.3
(C) 18.2
(D) 36.4
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143. Find the remainder when 75,382 is divided by 33.
(A) 19
(B) 3
(C) 13
(D) 10
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144. The HCF of two numbers is 23 and the other two factors of their LCM are 29 and 49. The smaller of these two numbers is _____
(A) 667
(B) 619
(C) 723
(D) 741
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145. Which of the following numbers is NOT a prime number?
(A) 281
(B) 409
(C) 541
(D) 437
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146. If a retailer sells a shirt at ₹2.350 and he makes a 6% loss, at what price should he sell it to make a 6% profit?
(A) ₹2.450
(B) ₹2,550
(C) ₹2,750
(D) ₹2,650
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147. Of the 5 numbers whose mean is 105, the first is 2/5 times the sum of the other 4. The first number is.
(A) 135
(B) 140
(C) 145
(D) 150
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148. Ifa merchant offers a discount of 60% on the list price of an item, then he makes a loss of 5%. What percentage profit will die make if he sells that item at a discount of 20% of the list price?
(A) 20% profit
(B) 4% loss
(C) 14% profit
(D) 90% profit
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149. Some candidates were selected by a company after hiring process. The ratio of selected to unselected was 4:1. If 70 less had applied and 30 less selected, the ratio of selected to unselected would have been 6:1. How many candidates were selected?
(A) 105
(B) 210
(C) 420
(D) 315
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150. A docs double the work of B in the same time. If they work together, they can dig a canal in 16 days. How many days would B take if he had to dig the same canal working alone?
(A) 24
(B) 36
(C) 60
(D) 48
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Question number 151 to 200 are from Hindi language, visit Hindi paper.
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