# Maths

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- Created by: danielhall
- Created on: 28-01-14 11:10

## Other questions in this quiz

## 2. What is direct proportion?

- When two quantities are in direct proportion, as on inreases, the other increases by the same percentage.
- When two quantities are in direct proportion, as one increases, the other decreases by a percentage of 10 always.
- When two quantities are in direct proportion, as one decreases, the other increases by the same percentage.
- When two quantities are in direct proportion, as one increases, the other increases by a perentage of 10 always.

## 3. What is an simultaneous equation?

- Finding 2 unknown values by solving 2 equations at the same time.
- Finding 3 unknown values by solving 1 equation.
- Finding 1 unknown value by solving 2 equations at the same time.
- Finding 3 unknown values by solving 3 equations at the same time.

## 4. What does ' Trial and Improvement' involve?

- This involves substituing with the unknown with the same values, until we find two that works.
- This involves substituting the unknown with different values, until we find one that works.
- This involves substituting the known with the same values, until we find one that works.
- This involves substituting the unknown with different values, until we find five that works.

## 5. What is the equation for pythagoras?

- B2 + C2=A2
- C2 + B2=A2
- A2 + B2=C2
- C2 + A2=B2

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