exam Maths Puzzle Numerical Ability

A lottery pays the winner $1 on the first day, $2 on the next day, and so on, doubling the payment on each successive day.

a. What is the payment on the fifteenth day?
b. Find

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exam Other Question

The room temperature is c degrees centigrade. Write a word phrase for each expression.

1. C + 15

2. C - 7 the probablity of receving a passing grade on a biology test is 80%. what are the odds of a student in the class receiving a failing grade?
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