assignment due tomorrow please help asap

CHMT 2017A_2022 ASSIGNMENT [20 MARKS] The feed rate to the circuit below (stream 1) is 450 th and the apertures on the three screens are respectively 150, 25, and 15mm. Screen 1 Crusher 1 Screen 2 Crusher 2 10 11 Screen 3 a) What is the size distribution of the feed to screen 2 if screen 1 is working perfectly and the size distributions of the feed (stream1), and the product from crusher 1 are as follows [10 marks] Size (mm) 200 150 100 50 25 10 Cum % passing for stream 1 95 50 30 25 15 Cum % passing for stream 4 100 85 55 40 25 45 60 b) Work out the flowrate of stream 8 in each size class if you are given the following information and you assume the screens are working perfectly [10marks] 25 15 10 Size (mm) 50 Cum % passing for stream 3a 90 55 40 35 Cum % passing for stream 8 100 75 65 55 Hand - in Date: 18 April @ 12:30