Ratio – Combining – Foundation – GCSE Questions These questions are the same format as previous GCSE exams. COPY means they use the exact same numbers as the original GCSE question. Otherwise, they are clone questions using different numbers. The worksheets are provided in a variety of sizes.

Printing To print handouts from slides - Select the slide from the left. Then click: File > Print > ‘Print Current Slide’ To print multiple slides - Click on a section title to highlight all those slides, or press ‘Ctrl’ at the same time as selecting slides to highlight more than one. Then click: File > Print > ‘Print Selection’ To print double-sided handouts - Highlight both slides before using ‘Print Selection’. Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.

GCSE GCSE GCSE GCSE Edexcel Foundation: November 2017 Paper 2, Q19 There are only red, black and yellow pens in a box. There are three times as many red pens as black pens and five times as many yellow pens as red pens. Toby takes at random a pen from the box. Work out the probability that Toby takes a black pen. 1 There are only red, black and yellow pens in a box. There are three times as many red pens as black pens and five times as many yellow pens as red pens. Toby takes at random a pen from the box. Work out the probability that Toby takes a black pen. (Total for Question 1 is 3 marks) (Total for Question 1 is 3 marks) GCSE GCSE Edexcel Foundation: November 2017 Paper 2, Q19 Edexcel Foundation: November 2017 Paper 2, Q19 1 There are only red, black and yellow pens in a box. There are three times as many red pens as black pens and five times as many yellow pens as red pens. Toby takes at random a pen from the box. Work out the probability that Toby takes a black pen. 1 There are only red, black and yellow pens in a box. There are three times as many red pens as black pens and five times as many yellow pens as red pens. Toby takes at random a pen from the box. Work out the probability that Toby takes a black pen. (Total for Question 1 is 3 marks) (Total for Question 1 is 3 marks)

GCSE GCSE GCSE GCSE Edexcel Foundation: May 2018 Paper 1, Q20 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? 1 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? (Total for Question 1 is 3 marks) (Total for Question 1 is 3 marks) GCSE GCSE Edexcel Foundation: May 2018 Paper 1, Q20 Edexcel Foundation: May 2018 Paper 1, Q20 1 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? 1 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? (Total for Question 1 is 3 marks) (Total for Question 1 is 3 marks)

GCSE Edexcel Foundation: May 2018 Paper 1, Q20 1 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? (Total for Question 1 is 3 marks)

19 parts in total, 1 black pen GCSE Edexcel Foundation: November 2017 Paper 2, Q19 1 There are only red, black and yellow pens in a box. There are three times as many red pens as black pens and five times as many yellow pens as red pens. Toby takes at random a pen from the box. Work out the probability that Toby takes a black pen. Red : Black 3:1 Yellow : Red 5:1 = 15:3 Yellow : Red : Black 15 : 3 : 1 15 + 3 + 1 = 19 19 parts in total, 1 black pen 1 19 (Total for Question 1 is 3 marks)

H F B 10 : 6 : 5 100 : 60 : 50 100 Houses GCSE Combine ratios x 10 H F Edexcel Foundation: May 2018 Paper 1, Q20 1 In a village the number of houses and the number of flats are in the ratio 5 : 3 the number of flats and the number of bungalows are in the ratio 6 : 5 There are 50 bungalows in the village. How many houses are there in the village? H F B 10 : 6 : 5 Combine ratios x 10 H F 5 : 3 F B 6 : 5 100 : 60 : 50 x 2 10 : 6 100 Houses (Total for Question 1 is 3 marks)

tom@goteachmaths.co.uk Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths.co.uk