Practice eju-math-course-1 questions with answers and explanations.
Choose an option to check your answer.
f(7)=6×7+4=46.
Choose an option to check your answer.
10% of 38 = 3.8.
Choose an option to check your answer.
Area = 13 × 20 = 260 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.
Mean = (11 + 17 + 7 + 28)/4 = 15.75.
Choose an option to check your answer.
f(7)=4×7+5=33.
Choose an option to check your answer.
Probability = favourable outcomes ÷ total outcomes.
Choose an option to check your answer.
Use combinations: C(6,4) = 15.
Choose an option to check your answer.
Area = 9 × 14 = 126 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(12,2) = 66.
Choose an option to check your answer.
Probability = favourable outcomes ÷ total outcomes.
