Question
Assume that there are equal numbers of male
and female students in a university. Of all male students, 10 per cent major in economics; and of all female students, 5% major in economics. What is the probability that a student selected at random will be an economics student?Solution
Quantity I. The volume of a cube whose surface area is 216 cm²
Quantity II. The volume of a cuboid whose sides are 8 cm, 9 cm and 13 cm.
Quantity I. The perimeter of a triangle whose sides are 17 cm, 13 cm and 23 cm.
Quantity II. The perimeter of a square whose diagonal is 19 cm.
Let 0 < x < 1, Then the correct inequality is
Quantity I. The perimeter of a triangle whose sides are 17 cm, 13 cm and 23 cm.
Quantity II. The perimeter of a square whose diagonal is 19 cm.
What is the rate percent per annum?
Quantity I. Sum of money becomes four times in five years at simple interest.
Quantity II. The differe...
What is the rate percent per annum?
Quantity I. Sum of money becomes four times in five years at simple interest.
Quantity II. The dif...
Quantity I. The volume of a cube whose surface area is 216 cm²
Quantity II. The volume of a cuboid whose sides are 8 cm, 9 cm and 13 cm.
...
