RS Maths Test1
1
Q1 Two triangles are said to be similar, if their A corresponding angles are equal and corresponding sides are proportional B corresponding angles are proportional C corresponding angles are proportional and corresponding sides need not be equal D corresponding angles define them as isosceles Q2 Cos 4 A – Sin 4 A is equal to A 2Cos 2 A + 1 B 2Cos 2 A – 1 C 2Sin 2 A – 1 D 2Sin 2 A + 1 Q3 The arithmetic mean of the following data is 14. Find the value of k x i 5 10 15 20 25 f i 7 k 8 4 5 A 7 B 5 C 8 D 6 Q4 A number x is selected randomly from the numbers 1, 2, 3. A second number y is selected randomly from the numbers 1, 4, 9. What is the probability that the product xy of two numbers will be less than 9. A 7/9 B 5/9 C 2/3 D 1/9 Q5 If points (1,2), (-5,6) and (a,-2) are collinear, then a = A -3 B 2 C 7 D -2
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Transcript of RS Maths Test1
Q1 Two triangles are said to be similar, if their
A corresponding angles are equal and corresponding sides are proportionalB corresponding angles are proportionalC corresponding angles are proportional and corresponding sides need not be equalD corresponding angles define them as isosceles
Q2 Cos4A – Sin4A is equal to
A 2Cos2A + 1B 2Cos2A – 1C 2Sin2A – 1 D 2Sin2A + 1
Q3 The arithmetic mean of the following data is 14. Find the value of kxi 5 10 15 20 25fi 7 k 8 4 5
A 7B 5C 8D 6
Q4 A number x is selected randomly from the numbers 1, 2, 3. A second number y is selected randomly from the numbers 1, 4, 9. What is the probability that the product xy of two numbers will be less than 9.A 7/9 B 5/9
C 2/3 D 1/9
Q5 If points (1,2), (-5,6) and (a,-2) are collinear, then a =
A -3 B 2
C 7 D -2
