Across
- 1. A histogram has the interval 20-25 with a corresponding frequency of 17.5. What is the frequency density (height)?
- 4. Change 2m squared into cm squared
- 5. A circle has a diameter of 16cm, find the area (to nearest whole number)
- 6. Find 3/5 of 75
- 7. A right angled triangle has a height of 19.2m and a base length of 8m, find the hypotenuse
- 8. Six elephants have a mean weight of 3500kg. A 7th elephant weighs 4000kg. Find the mean weight of all 7 elephants.
- 10. Find maximum density if the mass is 460g and the volume is 20m cubed both rounded to nearest 10
- 12. An investment falls by 0.5% every year. How many years until the investments value has halved?
- 13. Given £1 = $1.58 change £400 into dollars
- 15. A trapezium has two parallel sides one measuring 500m and one measuring 700m. The height is 3m, find the area
Down
- 2. £4500 is invested for 5 years in a bank a/c that pays 5% compound interest. Find the value of the investment after 5 years.
- 3. Find maximum area if length is 40cm and width is 25cm both rounded to nearest whole number
- 5. A straight line has the equation 2y = 5x + 7, find the gradient
- 8. A sequence begins 3,10,17,24... Find the 500th term
- 9. A scalene triangle has one side measuring 7.8m, another measuring 5.6m and the angle between them is 62 degrees. Fine the area.
- 11. Another sequence begins 4,8,14,22... Find the 10th term
- 14. If the ratio of mice to cats is 4:5 but the cats eat 2/5 of the mice leaving only 96 mice left. How many cats are there?
- 16. Find LCM of 16 and 20