Download Prep 2 - Kingsdown School

GCSE Foundation N04: Ratio and Proportion Assessed Task G Write ratio from diagram or picture eg , W:B = 3:4 Question 1 F E Simplification of ratio eg ratio of cogs 2:6 Question 2, 3 D Simplification of ratio: indirect comparison eg £1.44:80p Question 4 Division by ratio of 1:n, or write as a ratio Question 5 Recipes and ratios eg recipe for 6, how much for 9? Question 6 Simple proportion eg 6 pencils cost 72p, how much for 8? Question 7, 8 www Target A
Task Effort HTI
C Division by ratio a:b eg share £24 in ratio 5:3 Question 9, 11 Division by ratio a:b:c Question 10 Use proportional reasoning to solve harder problems GCSE Foundation N04: Ratio and Proportion Assessed Task Grade G 1. The diagram shows a display of pet food in a supermarket. What is the ratio of cat food to dog food? Write your ratio in its simplest form ................................................................ (Total 2 marks) Grade E 2. Helen has 16 DVDs and 24 videos. Write down the ratio of the number of DVDs to the number of videos. Give your ratio in its simplest form. …………………………. (Total 2 marks) 3. A box contains only red pencils and blue pencils. The ratio of the number of red pencils to the number of blue pencils is 2 : 3 What fraction of the pencils are red? ..................................... (Total 2 marks) GCSE Foundation N04: Ratio and Proportion Assessed Task Grade D 4. Derek and Clive each give some money to charity. Derek gives 75p. Clive gives £1.20 Find the ratio of the amount of money given by Derek to the amount of money given by Clive. Give your ratio in its simplest form. ........................................ (Total 2 marks) 5. Ken and Susan share £20 in the ratio 1 : 3 Work out how much money each person gets. Ken £ ..................... Susan £ .................. (Total 2 marks) 6. Here are the ingredients needed to make 500 ml of custard. Custard makes 500 ml 400 ml of milk 3 large egg yolks 50 g sugar 2 teaspoons of cornflour (a) Work out the amount of sugar needed to make 2000 ml of custard. ……………………g (2) (b) Work out the amount of milk needed to make 750 ml of custard. …………………ml (2) (Total 4 marks) GCSEE Foundattion N04: Ratio and
d Proportion Assesssed Task
7. Michael buyys 3 files The total co
ost of these 3
3 files is £5.4
40 Work out th
he total cost of 7 of these
e files. £…
……………………
…. (T
Total 3 marks)) *8. Beth is plan
nning a trip ffor a group o
of 36 people.. The group can go to a ttheme park oor to a conce
ert. If they go to tthe concert, they will go by train. If tthey go to the theme parrk, they will ggo by coach. Beth has informaation about tthe costs. What is the least possib
ble total cost of the trip? You must sh
how all your working. (T
Total 5 marks)) GCSE Foundation N04: Ratio and Proportion Assessed Task Grade C 9. Verity and Jean share £126 in the ratio 5 : 3 Work out how much money Verity receives. £ …………………………… (Total 2 marks) 10. Rosa prepares the ingredients for pizzas. She uses cheese, topping and dough in the ratio 2 : 3 : 5 Rose uses 70 grams of dough. Work out the number of grams of cheese and the number of grams of topping Rosa uses. Cheese ......................... g Topping ....................... g (Total 3 marks) 11. Ann and Bob shared £240 in the ratio 3 : 5 Ann gave a half of her share to Colin. Bob gave a tenth of his share to Colin. What fraction of the £240 did Colin receive? ..................................... (Total 4 marks)