Maths - Part 1 (CA Foundation)

The ratio of the earnings of two persons 3:2. If each saves 1/5th of their earnings, the ratio of their

savings.

• 2:3

• 3:2

• 4:5

• 5:4

The Third Proportional to 15 and 20 is

• 80/3

• 80

• 80/7

• 120

If log9x + log3x = 3/2 then X is

• 0

• 1

• 9/4

• 3

f x+y, y+z, z+x are in the ratio 6:7:8 and x + y + z =14 then the value of x is

• 6

• 14/3

• 8

• 10

If 2x = 3Y = 6z then (1/X) + (1/Y) =

• 1/Z

• (1/Z) - (1/X)

• (1/Z) + (1/X)

• 0

5 chairs and 3 tables cost of Rs.350. and 3 Chairs and 5 tables cost Rs.370. What is the cost of the table and two chairs?

• Rs.130

• Rs. 120

• Rs.150

• Rs.140

If one root of the quadratic equation is 2 +√3 , the equation is

• x2 + 4x + 1= 0

• x2 + 4x +1= 0

• x2 - 4x - 1 = 0

• None of these

If thrice of A's age 6 years ago be subtracted from twice his present age, the result would be equal to his present age. Find A's age

• 9

• 8

• 10

• 12

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