3 years ago, the ratio of Maya's and Shikha's age was 5:9respectively. After 5 years, this ratio would become 3:5. Find present age of Maya?

Three numbers are in the ratio of 3:5:10 and their LCM is 630. Find their HCF.

Read the given statements carefully and answer the question.

Statement :

The main reasons behind cyber criminals using international phone numbers to cheat the public, by asking their secured credit card details are

1) it is easy to convince people and

2) it is difficult to trace the calls coming from foreign countries.

Which of the following is true according to the given statement ?

Statements followed by some conclusions are given below.

Statements :

1. Demand and supply determine the prices of goods and services.

2. When there are too many buyers, prices are pushed up and too many sellers push down prices.

Conclusions :

I. Buyers and sellers determine the prices.

II. Price discovery is market driven.

Find which of the given conclusions logically follows from the given statements.

Consider the following information and answer questions based on it.

Seven bottles colored - brown, blue, black, violet, white, indigo and purple are kept in a row, in random order, from left to right such that the -

1. White and purple bottles are not at either extremes.

2. Brown bottle is to the immediate right of violet bottle and to the immediate left of the white bottle.

3. White, violet and brown bottles are not at the center.

4. Black bottle is to the immediate left of purple bottle.

5. Blue bottle is neither second last nor at either extremes.

Which of the following statement is correct?

Consider the following information and answer questions based on it.

Seven bottles colored - brown, blue, black, violet, white, indigo and purple are kept in a row, in random order, from left to right such that the -

1. White and purple bottles are not at either extremes.

2. Brown bottle is to the immediate right of violet bottle and to the immediate left of the white bottle.

3. White, violet and brown bottles are not at the center.

4. Black bottle is to the immediate left of purple bottle.

5. Blue bottle is neither second last nor at either extremes.

Which bottle is at the center of the row?

Consider the following information and answer questions based on it.

Seven bottles colored - brown, blue, black, violet, white, indigo and purple are kept in a row, in random order, from left to right such that the -

1. White and purple bottles are not at either extremes.

2. Brown bottle is to the immediate right of violet bottle and to the immediate left of the white bottle.

3. White, violet and brown bottles are not at the center.

4. Black bottle is to the immediate left of purple bottle.

5. Blue bottle is neither second last nor at either extremes.

Bottles at the extreme right and left ends are

Ram is thrice as fast as Mohan and Nohan is twice as fast as Sohan. The distance covered by Sohan in 42 minutes will be covered by Mohan in