Answer
Find out the how much prize money did she win.
To proof
Let us assume that the total amount prize money did she win be u.
As given
Mrs.Gill won certain prize money in a cooking competition.
She spent half of the prize money on the clothes

one third on grocery

(L.C.M of (2,3) =6 )

gave away the remaining Rs.2000 to an orphanage

u =Rs 12000
Rs 12000 prize money did she win.
Hence proved
To find this:
15/100*20 =
3/20*30 =
3
The approximate value of the function at x=-4 according to the function is B)1.8
Answer:
4.) 7 : 4 = 36[g] : x [g]
7 * x [g] = 4 * 36 [g]
7 * x [g] = 144 [g]
x [g] = 144 [g] / 7
x [g] ≈ 20, 57 [g]
5.) 3:2 250
3x + 2x =250
5x=250
x=50
3x=3*50=150
2x=2*50=100
Yes, if that is the expenses he has to pay for all three of them. All you have to do is add up the all his expenses and multiple by 12