Quelpr
3 marksRatio and Proportion

CSEC Mathematics · May/June 2014 · Paper 2 · Question 1(b)(ii)b)

Concrete tiles are made using buckets of cement, sand and gravel mixed in the ratio 1:4:6.

If 20 buckets of sand are used, how many buckets of Gravel will be needed?

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 1(a)(i)5.25 ÷ 0.015[1 mark]
  2. 1(a)(ii)√6.5025[1 mark]
  3. 1(a)(iii)3.142 × 2.236² (correct to 3 significant figures)[2 marks]
  4. 1(b)(i)How many buckets of gravel are needed for 4 buckets of cement?[2 marks]
  5. 1(b)(ii)a)If 20 buckets of sand are used, how many buckets of Cement will be needed?[3 marks]
  6. 1(c)(i)What is the TOTAL hire purchase price of the laptop?[2 marks]
  7. 1(c)(ii)How much is saved by buying the laptop for cash?[1 mark]

More practice: the rest of this paper · more Ratio and Proportion questions · all CSEC Mathematics past papers