Answer:
always true
Step-by-step explanation:
simplify (5+4)3
add 5 and 4.
multiply9 and 3= 4(3) + 5(3)
27=12+15
15% off
$20 is 100%
$10 is 50%
$1 is 5%
Use that to work them out and voila
Answer:
c
Step-by-step explanation:
12.50*6=75
45.25*3=135.75
135.75+75=210.75
36 hours use cross multiplication
Answer:
The correct answer is the number in the note is 80 and the first digit is 8.
Step-by-step explanation:
Dr. Green finds a note from another scientist. It says how many boxes of bug nets they should bring, but there is a smudge over the first digit of the number.
Number of nets that they must bring is 320.
Each box contains 4 nets.
There number of boxes necessary to be brought is given by
= 80.
Therefore the missing digit of number the number in the note is 8.