Pipes A and B can fill a tank in 5 and 6 hours, respectively. Pipe C can empty it in 12 hours. If all three pipes are opened together, then the tank will be filled in:

A number when divided by a divisor, left remainder of 23. When twice the number was divided by the same divisor, the remainder was 11. Find the divisor.

The average height of the first 6 students at Toppernicus is 170 cm, & the average height of the last 8 students is 175 cm. The average height of the total 16 students is 180 cm. Find the average height of the remaining 2 students in Toppernicus Classes.

Read the following sentences and identify grammatical errors, if any.

The teacher, along with the students, (A) is attending (B) the seminar (C) on climate change. (D)

Study the following & ans the questions given below.
'P x Q' = 'P is the sister of Q'.
'P + Q' = 'P is the mother of Q'. 'P – Q' = 'P is the father of Q'. 'P / Q’ = 'P is the brother of Q'. Which of the following represents ‘W is the grandfather of H’

A dealer sold a mixer for 420 at a loss of 12.5%. At what price should he have sold it to gain 12.5%.

Rearrange the following.
The GST regime in India has
A-created a lot of problems for the small traders B-because they have to now register for GST C-and also apply for credit refund in various cases D-though their turnover is not very much

At a prize distribution ceremony, Ram was 9th from the left & Ovi was 8th from the right in the front row. If Om was 13th from the left and was exactly in the middle of Ram and Ovi in the same row then what was the total number of people in the front row?

The distance between point A and point B is 400 km. A person starts from point A with a speed of x km, and at the same time, another person starts from B with a speed of x+10 km. After 2 hours they meet each other. Find the ratio between their speeds.

Read the following sentences and identify grammatical errors, if any.

A boy rode his bicycle northwards, then turned left and rode one km and again turned left and rode 2 km. He found himself exactly one km west of his starting point. How far did he ride northwards initially?

4 men can finish a given work in 12 days while 6 women can finish the same work in 14 days. If each men and women in their respective groups are equally efficient, find the ratio of number of days required for finishing the work by 1 man and 1 woman.

Pick the correct pair in the options, which will make the sentence meaningfully
complete.
A speaker must ___________ to the intellectual level of the audience. (1) adhere (2) speak (3) adapt (4) quality (5) organise (6) adjust

A clock gains 15 minutes per day. It is set right at 12 noon. What time will it show at 4.00 am, the next day?

The interest on the sum of money at the end of 2 ½ years is 4/5 of the sum. The rate percent per year is

From the given options, identify the word that expresses a meaning opposite to the given words in brackets.

The sudden [change] in (A)/ weather [resulted] into (B)/ increasing [instances] of (C)/ non -communicable [diseases] among the children. (D)

A number series is given with one (or more) term missing. Choose the correct alternative from the given ones that will complete the series:

6.25, 9, 12.25, 16, 20.25, 25, 30.25, ___

Ratio of the mixture of M and W in tub A & B is 3:2 & 3:4, respectively. If both tub A & B mixtures are mixed up in the ratio of 5:1, then the quantity of the M in the final mixture is approx what % more than the quantity of the W in the final mixture?

Read the following sentences and identify grammatical errors, if any.

This binoculars were gifted (A) to me by my uncle (B) on my birthday last year (C) when he came to visit me (D).

Statement: The government should deploy the army to rehabilitate the people displaced due to the earthquake.

Assumptions: I. The Army can be used for purposes other than war, II. Only the army can rehabilitate the displaced victims of the earthquake.

In 2016 the ratio of salaries of Musk & Babi was 2:3. The ratios of the salary of 2016 to those of 2017, in the case of Musk & Babi respectively, are 3:4 & 5:7. If this year (2017) the difference in their salaries is 2300, what is Babi’s salary this year?