Answer:
30 lamps
Step-by-step explanation:
30*2= 60
1. in picture 1
2. in picture 2
Hope this helps :T
Also I am not so shure about 2, but I am 98% shure 1 is right.
You have to make an equation that i forgot what was called but you just take
x+y=10 and multiply it by -2 so the y’s can cancel out
so you’ll end up with:
-2x-2y= -20
(+) x+2y=14
you’ll get : x = -6
then you plug in -6 for x, solve for y and your coordinates will be
(-6 , 10)
Answer:
rice --- no of people
1 ---- 3
2 ---- 6
4 ---- 12
12 --- 36
43 --- 129
Step-by-step explanation:
This is in direct proportion. The constant value of it is 3 so you have to multiply the number of cups into three to get the number of people it can feed
40 hours at $22.50 is $900. The additional 12 hours at $33.75 is $405.
900+405= 1305 so the secretary’s total wage is $1305