Week 234 (4 February 2022)
At the office party there are twice as many males as females. 1/4 of the males are drinking wine and 3/8 of the females are drinking wine. In total 84 people in the office drink wine. Work out the total number of people at the party. Answer M = 2F 1/4 M + 3/8 F […]
Week 233 (28 January 2022)
Sam has nearly finished his maths homework but is struggling with the last question. Can you help Sam answer the following question? The distance from the Earth to the Sun is 93 million miles. Assuming it takes 365 days for the Earth to travel once around the Sun and that the Earth travels in a […]
Week 232 (21 January 2022)
Simon picks a 4-digit number at random. The first digit is not a zero. The 4-digit number is a multiple of 5. How many different 4-digit numbers could Simon pick? Answer: There are 9 possibilities for the first digit, 10 for the second and third and 2 for the last. By the Product Rule for […]
Week 231 (14 January 2022)
Elizabeth has decided that it’s time for a change and wants to re-decorate some of the rooms in her house. At the DIY store there is a special offer on paint. White paint costs £2.80 per litre and blue paint costs £3.50 per litre. For the colour that Elizabeth has chosen white paint and blue paint […]
Week 230 (7 January 2022)
Fred has been saving his pocket money and has six coins in his money box. Fred picks five of the coins at random. The most that Fred could pick is £4.60. The least that Fred could pick is £2.70. Work out how much money Fred has saved in his money box? Answer: The only possible […]