Question

1) 3b-5 =13
2)4X+7=(-1)
3)75 Paise to Rs 2
4)30 minutes to 1.5 hours
5)25.8-9.845​

Answer 1

Step-by-step explanation:

rupees = 300 paise

So 75paise:3 rupees = 75:300 = 75/300 = 25/100 = 1/4

So the ratio is

Answer 2

Answer:

b=6

Step-by-step explanation:

1) 3b-5=13

=3b=13+5

=3b=18

=b=18/3

=b=6