Questions created by CREST students. Answer them and earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+5! Rules for asking and answering
Class 8 Maths questions written by CREST students for other students, as practice for the CREST Mathematics Olympiad (CMO). Each question belongs to one of the Class 8 Maths topics: Rational Numbers, Squares and Square Roots, Cubes and Cube Roots, Exponents and Powers, Comparing Quantities, Algebraic Expressions and Identities and 10 more.
There are 141 questions so far, newest first. Choose an answer and you see at once whether it is right, with the explanation the student gave. For the real exam pattern, try the Class 8 sample paper and the Class 8 previous year paper, and check the CMO syllabus.
Showing: Class 8 / Maths (141 questions)
What is the value of y when x is 3 in the function y = 3x +4
What is the volume of a sphere of radius 21 cm? (Take π = 22/7)
Multiple-choice questions that CREST students write for other Class 8 students, on topics such as Rational Numbers, Squares and Square Roots, Cubes and Cube Roots. Anyone can answer them free; the student who wrote the question adds the correct option and an explanation.
Logged-in students earn +1 for answering a question, +3 for asking one, +1 each time someone answers their question and +1 for each upvote; they lose 1 for each downvote. The first five questions on a topic in a class earn a +5 Pioneer bonus. One point is worth a ₹1 discount on Additional Practice purchases. See the rules for asking and answering.
Student questions are good daily practice, but they are not an exam paper. For the real exam pattern, try the Class 8 sample paper and the Class 8 previous year paper, and check the CMO syllabus.
Any logged-in student can press Report on a question. Questions that break the rules, such as wrong answers, copied pictures or keyboard mashing, are taken off and the points they earned are taken back.