alleryStart learning →A 72° sector represents pupils in a class of 50. How many pupils?
A25
B20
C14
D10
Answer & Solution
Correct answer: D. 10
The sector is 72 divided by 360, or one fifth of the circle, representing 10 of 50 pupils.
Keep practising Data Handling
Browse all Data Handling questions for ICSE Class 8, or explore more Mathematics topics.
Related questions
Fair die: 1 or 2 wins; 3–6 loses. Compare winning and losing chances.2 red, 2 blue identical balls; remove a red. Blind next draw: chance of red?P(A) = 0.7 and P(B) = 0.4. Compare their likelihoods.40 tosses gave 23 heads. Observed relative frequency of heads?A fair coin gave HHH. With independent tosses, next chance of H?A spinner's angle is uniform; 90° is red, rest blue. Chance of red?Choose one position of BANANA uniformly. Chance its letter is A?A bag has 1 red and 3 blue identical balls. One is drawn blindly. More likely colour?