SSC CGL Tier 1 Mathematics 31

Ramesh, on his way to his hometown, traveled the first 250 km at a speed of 75 km/h and the next 250 km at a speed of 85 km/h. Find the average speed for the whole journey(correct to 2 decimal places).

Find the value of tan (−1125°)

The length, breadth and height of a hall are 10 m, 20 m and 15m respectively. Find the cost of whitewashing the walls of the inside of the hall and ceiling at the rate of Rs 10.20/m²

Which of the following is the lowest ratio?

Mona purchased two sets of jewellery for Rs 4,000 each. She sold these sets of jewellery, gaining 8% on one and loosing 6% on the other. Calculate her total loss or gain in this whole transaction.

Rs 8,500 becomes Rs 11,050 in 6 years at a certain rate of simple interest. If the rate becomes 1.8 times of itself, the amount of the same principal in 5 years will be:

A can complete 1/ 3 of a work in 7 days and B can complete 2/ 7 of the same work in 10 days. In how many days can both A and B together complete the work?

A can finish a work in 60 days. He works at it for 15 days and then B alone finishes the remaining work in 48 days. In how much time can A and B working together finish the work?

P and Q together complete a job in 22/5 days. R and S complete the same job in 44/9 days. If P, Q, R and S work together, how many days do they need to complete the same job?

sec Q √(1 - sin² Q) = ?

The marked price of an article is Rs 50,000. Of three shopkeepers, the first one allows two successive discounts of 25% and 15%.The second one allows two successive discounts 20% and 20%. The third shopkeeper allows two successive discounts of 30% and 10%. From which shopkeeper does the customer get more profit?

The following pie charts show the data of the number of appeared and passed students of class 12 in sections A, B, C, D and E.

Find the difference between the number of students who appeared for the exam in sections A and B.

The given table represents the monthly income of 100 families of a locality.

The number of families having income range (in Rs) 19000- 22000 is:

A can do 1/3 of a piece of work in 32 days. B can do 75/2 % of the same work in 24 days, while C can do 60% of the same work in 48 days. B and C together started and worked for x days. After x days. B left the work and A joined C and both completed the remaining work in (x + 8) days. If the ratio of the work done by (B + C) together to the work done by (A + C) together is 9:11. then what fraction of the same work can be completed by C alone in 3.5x days?

The value of which of the following is different from the other options?

Which of the following numbers is divisible by 99?

If RP and RQ are two tangents to a circle with centre O such that ∠POQ = 120°, where P and Q are the points on the circle and R is a point outside the circle then ∠PRQ is equal to:

A boat covers a distance of 12 km in 1 hour upstream and in 45 minutes downstream. Find the speed of the boat and the stream (in km/h).

The three sides of two triangles are 4, 5 and 6 cm. Select the INCORRECT statement.

The angles of a triangle are in the ratio 2 : 3 : 7. What is the measure of the largest angle of the triangle?

A family income is Rs 35,000 in a month. The family spends the income on various expenditures, viz., food, health, education, entertainment, and rent. After incurring all the expenditures, 8% is saved every month. The expenditure on health is 50% more than that of food. While food is three times of the expenditure on entertainment, the expenditure on health is half of the expenditure on education. The expenditure on rent is one-third of the combined expenditure on food, health and education. How much expenditure (in Rs) is incurred on education?

Which of the following numbers is divisible by 8?