Cei asked 80 people which mode of transport they used to get into town, out of car, bus and bicycle.
24 of the people were male.
11 of these males used a bicycle to get into town.
16 females used the bus to get into town.
17 out of the 28 people who used a car were female.
Work out the number of people who used the bus to get into town.

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?