Instructions

For the following questions answer them individually

Question 1

Amit is ﬁve years older than Vaibhav at present. After four years the ratio of their age will be 5:4. What is Amit age (in year) at present?

Question 2

If $$\frac{7x+9y}{3x-4y}=\frac{19}{8}$$, then the value of $$\frac{x}{y}$$ is ___________.

Question 6

If the $$\angle ABC$$ and $$\angle ACB$$ of triangle ABC is $$80^\circ$$ and $$60^\circ$$ respectively. If the Incenter of the triangle is at point ‘I’ then calculate angle BIC.

Question 7

The value of a machine depreciates at the rate of 20% per annum. If its present value is Rs 96000, then what was the value (in Rs) of the machine 2 years ago?

Question 8

The incomes of S and T are in the ratio 3 : 4 and their expenditures are in the ratio 1 : 1. If S saves Rs 4000 and T saves Rs 22000, then what will be the income (in Rs) of S?

Question 9

X and Y started a business by investing Rs 171000 and Rs 243000 respectively. If X’s share in the proﬁt earned at the end of year is Rs 3800, then what will be the total proﬁt (in Rs) earned by them together?

Question 10

The average expenditure of Raman for 5 days is Rs.130. If his expenditure for the ﬁrst 4 days is Rs.100, Rs.125, Rs.85 and Rs.160 respectively, then what is his expenditure (in Rs) of the $$5^{th}$$ day?