Answer:
See below
Step-by-step explanation:
Using formula
- x^2 - y^2 = (x + y)(x - y)
Applying to given expression
- 36 - 9 =
- 6^2 - 3^2=
- (6 + 3)(6 - 3)=
- 9*3=
- 27
Answer:
10 and 11
Step-by-step explanation:
B, is the correct answer.
7% of 450 is 31.5
We add 31.5 to 450 to find out highest possible error, and subtract 31.5 from 450 to find out lowest possible error.
You would use B to find X
Hello,
Let's f the age of the father
s the age of Simran
f=3*s
f-5=4*(s-5)
==>3s-5=4s-20
==>s=15
f=3*15=45
