Gr 9 MATH: Ch 1.3 Solving Problems

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What is Moeneba's rate of collecting apples?

7 apples per minute

3 apples per minute

5 apples per minute (correct)

10 apples per minute

What is the ratio of flour to oatmeal in a biscuit recipe?

3:2

2:1

1:1

5:2 (correct)

What is the formula to calculate average speed?

Time × Distance

Time / Distance

Distance × Time

Distance / Time (correct)

What is the difference between the HP price and the cash price?

Interest Signup and view all the answers

What type of interest is calculated on the principal amount without adding the interest to the principal each year?

Simple interest Signup and view all the answers

What is the term for the price at which something is marked to be sold?

Marked price Signup and view all the answers

What is the relationship between distance, speed, and time?

Time = Distance / Speed Signup and view all the answers

What is the purpose of calculating the average speed for different sections of a journey?

To determine the overall journey time Signup and view all the answers

What is the term for the amount of money paid as a deposit in a hire purchase?

Deposit Signup and view all the answers

What is the term for the price of an item when it is sold at a lower price than its original price?

Discount price Signup and view all the answers

If Moeneba collects 120 apples in 20 minutes, what is the ratio of Moeneba's rate to Garth's rate?

5:12 Signup and view all the answers

If a recipe for biscuits requires 10 parts of flour, how many parts of oatmeal and cocoa powder are required?

2 parts of oatmeal and 1 part of cocoa powder Signup and view all the answers

If a car travels 240 km in 4 hours, what is the average speed of the car?

60 km/h Signup and view all the answers

If a shirt is marked at a price of $80 and is sold at a 20% discount, what is the selling price?

$64 Signup and view all the answers

If a product is sold at a profit of 25% and the cost price is $100, what is the selling price?

$120 Signup and view all the answers

If a person buys a product on hire purchase with a deposit of $100 and 10 monthly instalments of $20, what is the total HP price?

$300 Signup and view all the answers

If a person invests $1000 at a simple interest rate of 10% per annum, what is the total amount after 2 years?

$1200 Signup and view all the answers

If a person invests $1000 at a compound interest rate of 10% per annum, what is the total amount after 2 years?

$1210 Signup and view all the answers

If a person exchanges $1000 from USD to EUR at an exchange rate of 1:1.2, how much EUR does the person receive?

€1200 Signup and view all the answers

If a person pays a commission of 2% on a currency exchange transaction, what is the total amount paid in USD?

$1020 Signup and view all the answers