Subject: Maths, asked on 30/12/17

Subject: Maths, asked on 30/12/17

## How to solve Q. 2 from the given pic? Q. Simplify the following using the laws of exponent

Subject: Maths, asked on 18/12/17

## 0.00001145 write in standrad form

Subject: Maths, asked on 13/12/17

## How we will do ques 4

Subject: Maths, asked on 13/12/17

## How we will do question no.24

Subject: Maths, asked on 13/12/17

## How we will do this ​Q17. What is the simplified form of              ?      (A) x5 . y10                                                      (B) $\frac{{y}^{10}}{{x}^{5}}$      (C) $\frac{{y}^{2}}{x}$                                                            (D) $\frac{{x}^{5}}{{y}^{5}}$

Subject: Maths, asked on 13/12/17

## Q  What is the solution of ${3}^{3x-5}=\frac{1}{{9}^{x}}$ ? a) 5/2    b) 5       c) 1      d) 7/3 Q Evaluate ${\left(\frac{16}{81}\right)}^{\frac{3}{4}}$

Subject: Maths, asked on 12/12/17

## $Simplify\phantom{\rule{0ex}{0ex}}{\left[\frac{256{x}^{16}}{81{y}^{4}}\right]}^{-1/4}$

Subject: Maths, asked on 10/12/17

## If (x+y)=10 and x cube+y cube=250 find the value of x and y ?

Subject: Maths, asked on 1/12/17

## Please answer these questions 49 and 50.

Subject: Maths, asked on 1/12/17

## Q.  The average age of 30 students of a class is 14 years 4 months. After admission of 5 new students in the class the average becomes 13 years 9 months. The youngest one of the five new students is 9 years 11 months old. The average age of the remaining 4 new students is (A) 11 years 2 months  (B) 13 years 6 months  (C) 10 years 4 months (D) 12 years 4 months (E) None of these 42. Q. If  x=a1/2+ a-1/2 ,  y =  al/2— a-1/2, then value of (x​4 - x2 y2 — 1) + (y4 — x2y2 + 1) (A) 9 (B) 25 (C) 14 (D)16 (E)None of these Q.A man purchases some oranges at the rate of 3 oranges for Rs. 40. and  the same quantity at 5 oranges for Rs. 60. If he sells all the oranges at the rate of 3 oranges for Rs. 50, find his gain or loss percent (to the nearest integer). (A) 34 % loss (B) 32 % profit  (C) 31 % profit  (D) 31 % loss  (E) None of theses.

Subject: Maths, asked on 1/12/17

Subject: Maths, asked on 28/11/17

## The sum of two numbers is 2490. If 6.5% of one number is equal to 8.5% of the other number, then find the smaller number.

Subject: Maths, asked on 28/11/17

## Two years ago, Mohit was three times as old as his son and two years hence, twice his age will be equal to five times the age of his son. Find Mohit's present age.

Subject: Maths, asked on 19/11/17

## Solve this:

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