The tangent of an angle is a ratio true or false

How many halves are in a forth and how can I explain it?

It is estimated that 20 patrons will attend an event for every $100 spent in advertising. If tickets cost $40, how much can a promoter expect to increase sales if he spends $10,000 in advertising?

1.5kg of rice cost 9.60 find the price of 1 kilo of rice

Which properly of additon is shown in the equation below? a + bi + 0 + 0i = a + b

In 12 hours, the temperature fell steadily from 17degrees to - 7degrees f. what was the average change in temperature per hour?

If Simon has 3 shoes and he sells 1 how many does he have left?

3 (x-1) - 8 = 4 (1+x) + 5. Too hard, i keep getting confused

Find the value for c 3x^2-x-10=0

Judges in a diving competition gave scores of 9.3,91/2,94/5,9.95 and 91/4. Which two scores were closest to one another

What numbers multiplied equals - 11