Answer:
20$
Step-by-step explanation:
Alyssa has 25$.
Allowance of her new shirt = 4/5 of her allowance on a new shirt .
The amount she spent on her new shirt is calculated as:
25$ × 4/5
= 20$
Therefore, Alyssa spent $20 on her new shirt
Answer:
65 & 115
Step-by-step explanation:
<EGF = (180 - 50) /2 = 65 degree
<CGF = 180 - 65 = 115 degree
Mathematics and science go hand in hand. The branches of science which include: Physics, astronomy, chemistry, biology, etc. In all these fields you will find that you will have to use the mathematical principles and formulae to solve the numerical problems. So, science needs maths but maths does not need science.