Two types of coffee, P and Q, are blended in the ratio 3:13 by weight to form a standard blend X. A second standard blend Y, is formed by blending type P coffee, type Q Coffee, and type R coffee in the ratio 1:7:12 by weight.
(a) the ratio of the three types of coffee in a third standard blend Z, formed by mixing equal weights of X and Y. (ANS- P:Q:R= 19:93:48)
(b) the weight of type P coffee in 800g of Z. (ANS- 95g)