The normal price of a television is £1200. It is reduced to £970. Work out the percentage reduction.
19.2%
18.7%
19.4%
Four numbers have a mean of 10. The median is 8. Two of the numbers are 1 and 5. Work out the other two numbers.
25
23
21
Bag A has 2 black counters and 3 white counters. Bag B has 3 orange counters and 4 green counters. A counter is chosen at random from each bag. What is the probability of choosing a black counter and an orange counter? (Multiple correct answers)
\(\frac{6}{35}\)
0.17
\(\frac{6}{25}\)
42 out of 80 animals are dogs. What percentage of the animals are dogs?
52.5%
19.1%
20.5%
There were 17 million families in the UK in 2006. The mean number of children per family was 1.8. How many children were there in the UK?
4
5
3
One combination is soup and curry. How many different combinations are there?
9
6
The sections of a fair spinner are red, white or blue. The spinner is spun 40 times. Write down the relative frequency of the spinner landing on red.
70%
13%
14%
Here are two events:
1. A ticket wins the National Lottery. 2. A fair coin lands on heads five times in a row.
The probability of A happening is 7.15 × \(10\,^-8\)
How many more times likely is B than A?
4.5 x \(10\,^1\)
4.4 x \(10\,^5\)
5.4 x \(10\,^2\)
One of the balls is dropped from a height of 2 metres. Each time the ball bounces it reaches – of its previous height.
How high will the ball reach after two bounces?
\[\frac{1}{3}\]
\[\frac{1}{2}\]
\[\frac{18}{25}\]
A company makes 400 Christmas toys. Each toy costs £4.70 to make. One-quarter of the toys are given away to a children’s home. Three-fifths of the rest are sold for the full price of £12. The remainder are sold at half price.
How much profit does the company make?
£1,035
£1,000
£1,250
Please wait - loading…