Answer:
24
Step-by-step explanation:
6 ÷ 15 = 0.4
X to Y = 20 × 0.4 = 8
Y to Z = 25 × 0.4 = 10
Perimeter: a + b + c
6 + 8 + 10 = 24
Even I am surprised by what I wrote. Hopefully, it is right and helps you ^-^ Please comment if you have any questions.
-Tay did this
<span>4 2/5 - 1 7/10
= </span><span>4 4/10 - 1 7/10
= 3</span> 14/10 - 1 7/10
= 2 7/10
answer
<span>2 7/10</span>
The second line
least to greatest: -3, -2.4, -21/4, -1.5, -11/8
We need to know some log properties
1. when the base is not stated, assume that it is base 10 or log₁₀
2.

-log(10^-1)=

answer is D. -1