Q.1 |
A well , 14 m deep is 2 m in radius. Find the cost of cementing the inner curved surface at the rate of Rs. 2 per square metre. |
a) | Rs. 242 |
b) | Rs. 352 |
c) | Rs. 464 |
d) | Rs. 294 |
Q.2 |
The numbers x, y, z and w have an average equal to 25. The average of x, y and z are equal to 27. Find w. |
a) |
75 |
b) | 100 |
c) | 81 |
d) | 19 |
Q.3 |
If the point (1, 5) lies on the graph of the linear equation px + 3y = 18, find the value of p. |
a) |
4 |
b) | 2 |
c) | 5 |
d) | 3 |
Q.4 |
The sides of an equilateral triangle are (2a - b + 5), (a + b) & (2b - a + 2). What is the area of the triangle? |
a) |
√3/4 x a2 |
b) | √3/4 x b2 |
c) | √3/4 x 49 |
d) | √3/4 x 81 |
Q.5 |
If the division N + 5 leaves a remainder 4, then the ones digit of N might be: |
a) |
4 or 0 |
b) | 4 or 9 |
c) | 4 or 8 |
d) | none of these |
Q.6 |
If L is the length of diagonal of a cube of volume V, what is the relation between L & V? |
a) | 3V = L3 |
b) | √3V = L3 |
c) | 3√3 V = 2L3 |
d) | 3√3 V = L3 |
Q.7 |
If coordinates of the point shown in the picture are (p+80, p+5), the value of p is: |
a) |
-100 |
b) | -50 |
c) | -60 |
d) | -40 |
Q.8 |
How many 3-digit number satisfy the property that the digit in the middle is the average of the 1st and the 3rd digit? |
a) | 46 |
b) | 47 |
c) | 45 |
d) | 44 |
Q.9 |
Multiplying a number by 8 will result in a number which is divided by 2, What is the relation of the result with the number? |
a) |
The result will be the product when the number is multiplied by 4 |
b) | The result will be the square of the number |
c) | The result will be the cube of the number |
d) | The result will be the mode result of the number |
Q.10 |
If AB = BC, AD = CD, and ∠ADC = 42°, the measure of ∠ACD is: |
a) |
90° |
b) | 70° |
c) | 105° |
d) | 80° |
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Answers to Sample Questions from Olympiad Success:
Q.1 : b | Q.2 : d | Q.3 : d | Q.4 : c | Q.5 : b | Q.6 : d | Q.7 : d | Q.8 : c | Q.9 : a | Q.10 : c