Question

plz help me it's very urgent​

Answer 1

a) 1:3

b) 1:4

EXPLANATION:-

a) 30 minutes and 90minutes(1.5hr=90min) which can written as 30:90=1:3

b) 500 ml and 2000ml(2liters=2000ml) which can written as 500:2000=1:4

HOPE IT IS HELP FULL

THANK YOU

Answer 2

Answer:

1.

30min:1.5*60min

=1:3

2.

500ml:2*1000ml

=1:4