Answer:
5/6
Step-by-step explanation:
1/2 + 1/4 + 1/12 =
The LCD is 12.
= 6/12 + 3/12 + 1/12
= 10/12
= 5/6
Answer:
download mo Microsoft math solver
Answer:
2.5 hours is the time it will take.
Step-by-step explanation:
50t + 55t-30 = 235
105t = 265
T = 2.5 hours (rounded to one d.p)
Answer:
Explanatory variable = Effect of music
Response variable = Memory response
Step-by-step explanation:
An explanatory variable, also known as independent variable, is a variable that can be manipulated so as to analyse their effect on another variable. It is used to predict or explain differences in another variable.
Response variable is a variable whose variation depends on other variable. It is also called a dependent variable.
In this analogy, since the effect of music on memory is what is to be known, music is the explanatory variable while memory is a response variable.
Answer:
The Second One.
Step-by-step explanation:
(90 x 30) + (90 x 4) + (8 x 30) + (8 x 4)
This One simply Goes to the expression that (90*34)+(8*34)=(34)*(90+4) = (94*34)