SSC CGL Tier-2 12th September 2019 Maths

Pipes A and B can fill a tank in 16 hours and 24 hours, respectively. and pipe C alone can empty the full tank in x hours. All the pipes were opened together at 10:30 a.m., but C was closed at 2:30 p.m. If the tank was full at 8:30 p.m. on the sameday, then what is the value of x?

Let x be the least number which when divided by 15, 18, 20 and 27, the remainder in each case is 10 and x is a multiple of 31. What least number should be added to x to makeit a perfect square?

The given bar graph shows the imports and exports (in ₹ crores) of steel by a country from 2013 to 2017.

The total imports of steel in 2014, 2016 and 2017 is what percent less than the total exports in 2013, 2015 and 2017 (correct to one decimal place)?

A person sells an article at 16% below its cost price. Had he sold it for ₹33 more, he would have gained 14%. To gain 25%, he should sell the article for:

The given bar graph shows the imports and exports (in ₹ crores) of steel by a country from 2013 to 2017.

In how many years were the imports more than 80% of the average exports (per year) of the country during the given 5 years?

Renu was sitting inside train A, which was travelling at 50 km/h. Another train, B, whose length was two times the length of A crosses in the opposite direction in 15 seconds. If the speed of train B was 58 km/h, then the length of train A (in m) is:

The given graph shows the marks obtained by students in an examination.

The number of students who obtained less than 300 marks is what percent more than the number of students who obtained 350 or more marks?

In $$\triangle ABC$$, AB = AC and D is a point on BC. If BD = 5 cm, AB = 12 cm and AD = 8 cm, then the length of CD is:

The ratio of the incomes of A and B last year was 4 : 3, respectively. The ratios of their individual incomes of the last year and the present year are 3 : 4 and 5 : 6, respectively. If their total income for the present year is ₹8.04 lakh, then the income of B last year was:

When a two-digit numberis multiplied by the sum of its digits, the product is 424. When the number obtained by interchanging its digits is multiplied by the sum of the digits, the result is 280. The sum ofthe digits of the given number is: