The time he spends on filing, computing, writing and having lunch is in the ratio.

Filing:Computing:Writing:Lunch=2:5:4:1.

Calculate the time he spends

(i) writing,

(ii) having lunch, giving this answer in minutes.

(b) The amount earned by Amit, Bernard and Chris is in the ratio 2:5:3.

Bernard earns $855 per week.

Caluculate how much

(i) Amit earns each week

(ii) Chris earns each week

(c) After 52 weeks Bernard has saved $2964.

What fraction of his earnings has he saved?

Give your answer in its lowest terms.

(d) Chris saves $3500 this year. This is 40% more than he saved last year.

Calculate how much he saved last year.

Please answer all these for me I tried alot but I couldn't. :?: