SSC CGL Tier-2 19-February-2018 Maths

On an average how many residents of city Y are working in each department?

What are the total number of employee in department A and E together?

If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat $$\left(\frac{120}{7}\right)$$% of fat. What ratio was the cow's milk mixed with buffalo's milk?

In what ratio should tea costing Rs 300/kg be mixed with tea costing Rs 200/kg so that the cost of the mixture is Rs 225/kg?

A and B started a partnership business investing some amount in the ratio of 5 : 6. C joined then after 6 months with an amount equal to $$\frac{2}{3^{rd}}$$ of B. What was their profit (in Rs) at the end of the year if C got Rs 21,600 as his share?

A and B invest in a business in the ratio 2 : 5. If 50% of the total profit goes to charity and A's share is Rs 3.6 lakhs, the total profit is Rs __________ lakhs.

A is thrice as productive as C. Together they can complete a job in 22.5 days. If B joins them after they have worked for 15 days then in how many days can they finish the rest of the job if B alone can do the job in 15 days?

If A, B and C can do a job working alone in 12, 18 and 36 days respectively. They all work together for 2 day, then B quits. How many days will A and C take to finish rest of the job?

If A, B and C together do a job in 4 days, A and C together do the job in 4.5 days and B and C together do the job in 12 days then in how many days can C alone do the job?

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?