Q.1) IF x = √96/(√6 + √4) then find the value of (√x + √6)/(√x-√6) + (√x + √4)/(√x – √4)
Q.2) In a village, 5/8 of the total population are male, 1/7 of them are educated. 3/14 Part of female are educated, Then how much part of total population is uneducated.
- None of these
Q.3) Find the area of largest square inscribed in a right angle triangle whose base and height are 6 cm and 8 cm.
- 576/49 cm2
- 676/49 cm2
- 612/49 cm2
- 600 cm2
Q.4) In right angle triangle ABC, ∠ B is right angle and AC = 2 5 cm. If AB – BC = 2cm then the value of (cos^2A – cos^2C) is:
Q.5) A cone of same height and same base is cut off from the right circular cylinder whose diameter of base and height are 12 cm and 8 cm respectively. Find the total surface area of the remaining part of the cylinder.
Q.6) If x + 1/x = 3, then x^6 + 1/x^6 = ?
Q.7) A boat goes 30 km downstream and 18 km upstream in 6 hour. Again goes 40 km downstream and 20 km upstream in 22/ 3 hours. What is the speed of boat?
- 8 kmph
- 14 kmph
- 10 kmph
- 6 kmph
Q.8) In x and y, for number 653 xy so that this number is divisible by 80, the x + y = ?
Q.9) In factory apples are packed in a batch. If 115 apples are packed in one box then more than 13 boxes are required and 65 apples are packed in a box then more than 22 boxes are required. If at last, n apples are packed in n boxes and no apple left. then what is number of apples?
Q.10) In a factory, Number of working women and children are equal. Women work 6 hours in a day and Children work 4 hour in a Day. At the time of festival work load increase by 50%. By government rules a child cannot do work more than 6 hours in a day. The efficiency of women and children is equal and extra work is done by the women then what will be extra time taken by the women to do work?
- 8 hours
- 3 hours
- 6 hours
- 4 hours