List of practice Questions

What is the value of the following expression?
(1 + x) (1 + x2) (1 + x4) (1 + x8) (1 - x)
In a triangle ABC, ∠A = 900 and D is mid-point of AC. The value of BC2 - BD2 is equal to
If an angle is its own complementary angle, then its measure is
Which of the following equations has real roots?
A wire is in the form of a circle of radius 35 cm. If it is bent into the shape of a rhombus, what is the side of the rhombus?
A can do a work in 18 days, B in 9 days and C in 6 days. A and B start working together and after 2 days C joins them. What is the total number of days taken to finish the work?
The surface area of a cube is 150 sq cm. What is the length of its diagonal in cm?
What is missing figure in the expression given below ?
\(\frac{16}{7}×\frac{16}{7}-\frac{*}{7}×\frac{9}{7}+\frac{9}{7}×\frac{9}{7} = 1\)
If the circumference and the area of a circle are numerically equal, then what is the numerical value of the diameter?
In a house, there are six 40-watt lamps which are on for 5 hours a day and three 80-watt fans which are on for 10 hours a day. If electricity costs Rs. 2 per kilowatt hour, what is the monthly electricity bill?
A driver's income consists of his salary and tips. During one week his tips were \(\frac{5}{4}\) of his salary. What fraction of his income came from tips?
A right-angled triangle has a hypotenuse of 13 cm and one side of 12 cm. Its area is
A circular park of 20-metre diameter has a circular path just inside the boundary of width 1 metre. The area of the path is
An inspector rejects.08% of the meters as defective. How many will he examine to reject 2?
In a survey, it was found that 65% of the people watched news on TV, 40% read in newspaper, 25% read newspaper and watched TV. What percentage of people neither watched TV nor read newspaper?
x% of y is y% of
A machine is sold at a profit of 10%. Had it been sold for Rs. 40 less, there would have been a loss of 10%. What was the cost price?
If two numbers are in the ratio 6:13 and their least common multiple is 312, then the sum of the numbers is
If \(\frac{5a + 3b}{2a - 3b} = \frac{23}{5}\), then the value of a: b is
Two dice are tossed. The probability that the total score is a prime number is
In how many ways can six different rings be worn on four fingers of one hand?
What is the next number in the series given below?
53, 48, 50, 50, 47
A travels from B to C a distance of 250 miles in 5.5 hours. He returns to B in 4 hours 40 minutes. His average speed is
Choose the pair that best expresses a relationship similar to that expressed in the original pair.
Torch: Liberty : :
Choose the pair that best expresses a relationship similar to that expressed in the original pair.
Greenhouse: Plant: :