TS ICET 1st Oct 2020 Shift-1

Instructions

For the following questions answer them individually

Question 81

If $$x = \sqrt{3} + \sqrt{2}$$, then $$x^{3} + \frac{1}{x^{3}} =$$

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Question 82

The least values of $$x$$ and y, respectively, so that 7$$x$$342y is divisible by 88 are

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Question 83

A natural number m is multiplied by 11 and then 22 is added to the product. The result is a multiple of 17, Then the smallest value of m is

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Question 84

The smallest positive integer which is perfect square and is also divisible by 15, 18 and 24 is

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Question 85

The smallest positive integer which when subtracted from 3000 is divisible by 7, 11 and 13

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Question 86

If 3.8$$\overline{12} = \frac{p}{q}$$ where p, q are positive integers with no common factors, except 1, then 2q + p =

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Question 87

If the reciprocal of the sum of the reciprocals of $$\frac{3}{5},\frac{5}{7},\frac{4}{9}$$ is $$\frac{p}{q}$$ when p, q positive integers with GCD 1, then 3q - 5p =

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Question 88

The biggest number among the following is
$$\sqrt{10} - 3, \sqrt{13} - 2\sqrt{3}, \sqrt{5} - 2, 3 -2\sqrt{2}$$

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Question 89

$$\frac{(1.73)^{2}-(1.73)(1.27)+(1.27)^{2}}{(1.73)^{3} + (1.27)^{3}}$$

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Question 90

If p% of 96 is equal to q% of 21, then $$\frac{1}{3p}$$% of 5q is equal to

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