Practice EJU Mathematics Course 1 questions with answers and explanations.
Choose an option to check your answer.
10% of 46 = 4.6.
Choose an option to check your answer.
Area = 6 × 14 = 84 cm².
Choose an option to check your answer.
By Vieta’s formula, the sum of the roots is the coefficient of x with sign changed.
Choose an option to check your answer.
Use combinations: C(10,4) = 210.
Choose an option to check your answer.
Probability = favourable outcomes ÷ total outcomes.
Choose an option to check your answer.
Mean = (4 + 11 + 1 + 15)/4 = 7.75.
Choose an option to check your answer.
f(7)=6×7+7=49.
Choose an option to check your answer.
10% of 38 = 3.8.
Choose an option to check your answer.
Area = 16 × 12 = 192 cm².
Choose an option to check your answer.
By Vieta’s formula, the sum of the roots is the coefficient of x with sign changed.
Choose an option to check your answer.
Use combinations: C(9,2) = 36.
Choose an option to check your answer.
Probability = favourable outcomes ÷ total outcomes.
