Answer:
If $657 is 27% off, then $657 = 100-27% or 73%.
So you want to know what's 100%. So you use a ratio. 100/73 * $657. Which equals $900.
Step-by-step explanation:
Answer: no
Step-by-step explanation:
10^-n=10^-6
So n=6
Thus they will want to install 6 switches...
Answer:
tan 198 = 0.3249
sin 164 = 0.2756
Step-by-step explanation:
To find trig values of any angle, use a calculator with the trig buttons sin, cos, and tan.
First type the angle 198 into the calculator. Then press tan.
tan 198 = 0.3249
First type the angle 164 into the calculator. Then press sin.
sin 164 = 0.2756