Question
To be successful in a competition, Marlin needs 100 average scores in 4 exams. The scores of his earlier three examinations are 121, 91 and 61 respectively. To succeed in the competition, how much will he have to score in the fourth test?
More Previous year papers Questions
- If the perimeter of an isosceles right triangle is 8 (√ 2 +1) cm, then the length of the hypotenuse of the triangle is:
- A rectangular wheat field has an area of 1682 sq.metres whereas its perimeter is 29 x 3 x 2 metres. If the length and breadth are positive integers, then f...
- If a + b + c = 19, a2 + b2 + c2 = 133 and ac = y2 , then the difference between c and a is:
- A conical vessel has radius 4 cm and its curved surface area is 20 π cm2. The volume of conical vessel is:
- In a mixture of 90L, the ratio of milk and water is 4:5. If this ratio is to be 5:4, then quantity of milk to be added further is____.
- A chord, at a distance of 1 unit from the centre, has a length equal to k² sin (π/4) and the radius of the circle is (-k) sin(π/3). What is the value of k...
- If cotθ = 4/3, then evaluate (secθ(1 + cot² θ) (cosec² θ – cot² θ))/cosec³ θ.
- Four years ago, the age of the mother was 13 times the age of her daughter. Two years hence, the mother's age will be 4 times the daughter's age. After how...
- John deposited $1200 in a bank account. After 4 years, the total amount in the account is $1400. Find the rate of simple interest per annum.
- What is the value of the following expression? 108 ÷ 18 × 3 – 64 × 2 ÷ 32 + 80 ÷ 5 of 4
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
