Hi there! I saw your question and decided to help you out.
To support his claim:
50 of 100 and 20 of 100
To debunk his claim:
50 of 10 and 20 of 100
I hope this answers your question !
Answer:
3/
10
= 0.3
Step-by-step explanation:
Multiple: 2/5
* 3/4
= 2 · 3/5· 4
= 6/20
= 3 · 2/10 · 2
= 3/10
Multiply both numerators and denominators. Result fraction keep to lowest possible denominator GCD(6, 20) = 2. In the following intermediate step, cancel by a common factor of 2 gives 3/
10
.
In other words - two fifths multiplied by three quarters = three tenths.
-12.405 = -12 405/1000 = -12 81/200
Answer: x = -20
Step-by-step explanation:
Here is the step-by step solution
3x + 15 = -45
3x = -60
x = -20