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Start learning 50% faster. Sign in nowLet the selling price of one mango be Rs. x So, the selling price of 21 mangoes = Rs.21x Now, => 21x = 200 – 4x => x = 8 Therefore the selling price of 21 mangoes = 21 × 8 = Rs.168
The average of 15 numbers is 32. If 2 is added to each number, then the new average will be:
f A and B are independent events with P(A) = 0.6, P(B) = 0.5, then P(A υ B)) = ?
The average height of a basketball team consisting of 18 players is 185 cm. If the height of the coach and the assistant coach is...
The difference between the lengths of two parallel sides of a trapezium is 12 cm. The perpendicular distance between these two parallel sides is 60 cm. ...
The average score of 24 students in a class is 78. If the top 4 scores are removed, the new average score of the remaining students drops by 2 points, w...
A solid is made by attaching a hemisphere to the top of a cylinder. The height of the cylindrical part is 14 cm, and the radius is 7 cm. Find the total ...
I). 3p 2 – 13p + 12 = 0
II). 4q 2 + 3q – 7 = 0
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