What approximate value should come in place of question mark (?) in the following questions?

What approximate value should come in place of question mark (?) in the following questions?

23.999 × 9.004 × 16.997 = ?

$5frac{7}{9} imes 8frac{4}{5} imes 9frac{2}{3} = ?$

15.5 % of 850 + 24.8 % of 650 = ?

An order was placed for supply of carpet of breadth 3 metres. The length of carpet was 1.44 times of breadth. Subsequently the breadth and length were increased by 25 and 40 percent respectively. At the rate of ₹ 45 per square metre, what would be the increase in the cost of the carpet?

What would be the compound interest obtained on an amount of ₹20000 at the rate of 15 p.c.p.a. after 4 years?

Mr.Duggal invested ₹20000 with rate of interest at 20 p.c.p.a. The interest was compounded half yearly for first year and in the next year it was compounded yearly. What will be the total interest earned at the end of two years?

A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?

While selling a watch, a shopkeeper gives a discount of 15%. If he gives a discount of 20%, he earns ₹51 less as profit. What is the original price of the watch?

A shopkeeper sold a T.V. set for 17,940/-, with a discount of 8% and gained 19.6% If no discount is allowed, what will he his gain percent?

Prithvi spent ₹89,745 on his college fees. ₹51,291 on Personality Development Classes and the remaining 27% of the total amount he had as cash with him. What was the total amount?

In a class of 65 students and 4 teachers, each student got sweets that are 20% of the total number of students and each teacher got sweets that are 40% of the total number of students. How many sweets were there?

A basket contains 6 red, 5 green and 8 blue balls. If four balls are picked at random, what is the probability that all four of them are either red or any two out of the four are green?

In each of the following questions a number series is given which has only one wrong number. You have to find out the wrong number.

In each of the following questions a number series is given which has only one wrong number. You have to find out the wrong number.

7.5, 47.5, 87.5, 157.5, 247.5, 357.5, 487.5

13 , 16, 21, 27, 39, 52, 69

1500 , 1581, 1664, 1749,1833,1925, 2016

66,91,120,153,190,233,276,

1331,2197,3375,4914,6859

Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and Give answer.

Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and Give answer.

What is the area of the circle?

I. The breadth of a rectangle is three fourth of the radius of the circle.

II. The radius of the circle is equal to the side of a square of area 144 sq. cm.

What is the cost of three tables and two chairs?

I. Cost of four chairs is twice the cost of three tables

II. Cost of two tables is equal to cost of one chair i.e. 500?

What is Jyoti’s annual income?

I. Jyoti’s monthly income is Rs. 8,500 more than Amit’s monthly income.

II. Rohit’s monthly income is Rs. 3.5 thousand which is half of’ Amit’s monthly income.

What will be Suraj’s age after eight years?

I. The ratio between Kamya’s and Suraj’s present age is 4 : 7 respectively.

II. Kamya is 15 years younger than Suraj.

What is the minimum passing percentage in a test?

I. Raju scored 162 marks in a test and failed by 104 marks.

II. The maximum marks of the test are 538 more marks obtained by Raju

In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.

In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.

I. ${x^2} - 218 = 106$

II. ${y^2} - 37y + 342 = 0$

I. $frac{7}{{sqrt x }} + frac{5}{{sqrt x }} = sqrt x$

II. ${y^2} - frac{{{{(12)}^{frac{5}{2}}}}}{{sqrt y }} = 0$

I. $sqrt {361} x + sqrt {16} = 0$

II. $sqrt {441y} + 4 = 0$

I. $frac{{15}}{{sqrt x }} - frac{2}{{sqrt x }} = 6sqrt x$

II. $frac{{sqrt y }}{4} + frac{{7sqrt y }}{{12}} = frac{1}{{sqrt y }}$

Study the following pie-charts carefully and answer the questions below them.

Study the following pie-charts carefully and answer the questions below them.

The entire fund that a school gets from different sources is equal to ₹ 500 lakhs. /

The entire fund that a school gets from different sources is equal to ₹ 500 lakhs. /

Sources of Funds in the School

Sources of Funds in the School

Uses of Funds by the School

Uses of Funds by the School

What is the difference between the funds acquired by the school from NGOs and that from Internal Sources?

If the school managed School Maintenance from the Government Agencies fund only, how much fund from Government Agencies would still be left for other use?

If scholarship has to be paid out of the Donation Fund, what is the approximate percentage of Donation Fund used for this purpose?

What is the total amount used by the school for payment?

What amount of the fund is acquired by the school from Government Agencies?

If 6 engines consume 15 metric tones of coal when each is running 9 hours a day, how much coal will be required for 8 engines, each running 12 hours a day, if being given that 3 engines of former type consume as much as 4 engines of latter type?

A tank is filled in 5 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?