MCQ PART 2 MATHS CLASS X

A letter of English alphabet is chosen at random, what is the probability that the letter so chosen is a consonant?
What is the HCF of smallest primer number and the smallest composite number?
If A(5,2), B(2,-2) and C (-2,t) are the vertices of a right triangle with ∠ B=90. then the value of t
The sum and product of zeroes of a quadratic polynomial are 6 and 9 respectively. The quadratic polynomial will be
Half the perimeter of a rectangular garden, whose length is 4 m more then its width, is 36 m. The dimensions of garden will be
The quadratic equation x²+x-5=0 has
Which of the following equations has 2 as a root?
What happens to value of cosθ when θ increases from 0º to 90º.
The times, in seconds, taken by 150 athletes to run a 110 m hurdle race are tabulated below
The number of athletes who completed the race in less than 14.6 second is :
For what value of k, the pair of linear equations kx - 4y = 3, 6x - 12y = 9 has an infinite number of solutions ?
The top of two poles of height 20 m and 14 m are connected by a wire. If the wire makes an angle of 30º with the horizontal, then the length of the wire is
Which term of an AP, 21, 42, 63, 84, ... is 210?