Quantitative Aptitude - Arithmetic Ability Questions

Mahanath works 2 times as fast as Sahay. If Sahay can complete a job alone in 21 days, then in how many days can they together finish the job?

You are given a question and two statements. Identify which of the statements is/are sufficient to answer the question.

Question:

What is the total age of the sisters 10 years from now?

Statements:

1. Lina is 20 years old now.

2. Lina's sister's age is twice that of the age of Lina.

Between 50 and 150 how many numbers are divisible by 7?

(242699 + 167109) ÷ (9946 –9446) = ?

The number of pupils of a class is 55. The ratio of the number of male pupils to the number of female pupils is 5: 6. The number of female pupils is

Simplify the equation 0.733+0.2730.732+0.272-0.73×0.27

The marked price of a sofa set is Rs 4800 which is sold at Rs 3672 at two successive discounts. If the first discount is 10%, then what will be the second discount (in %)?

In what ratio does the point T (3,0) divide the segment joining the points S (4,­2) and U (1,4)?