Question

Hello friends please answer question no 2,7 and 8 briefly ​

Answer 1

Answer:

Step-by-step explanation:

2. A = 1/60

=1/60*15

A do a work =1/4 part

remaining done by B is

1-1/4=3/4

=3/4*1/30

b =1/40

A+B = 1/60 +1/40

=2+3/120

=5/120

=24 days

7.a bus needs 30L to travel = 120km

for 1L = 120/30

=4km

for 60L = 60*4

=240Km

8.A can eat 10 burgers in two days.

So, A can eat 10/2=5 burgers in one day.

B can eat 20 burgers in one day.

So, A and B together can eat 20+5=25 burgers in one day.

So , they will eat 250 Burgers in 250/25=10 days .

Answer 2

7. bus covers distance for 1 ltr = 120/30

for 60 ltr= _120_×__60____

30

=240km answer

8. A can eat burger in 1 day =10/2=5 burgers

B can = 20 burgers

total burgers eaten in 1 day =20+5=25 burgers

no. of days taken for eating 250 burgers =250/5=10days answer.

2.no.i can't understand

hope it helps u