Step-by-step explanation:
add 4 for the linear column
multiply by 3 in exponential column
After sale, the price is $135
75% is $135
so 100%
(135/75) * 100
(135/3) * 4
45 * 4
$ 180
The total number of students is 50
The number of students that named lacrosse as their favorite sport is given as:
From the circle graph, 38% chose lacrosse.
So, the proportion of students that represent lacrosse is:
Substitute 19 for lacrosse
Multiply both sides by 100
Divide both sides by 38
Rewrite as:
Hence, the total number of students is 50
Read more about circle graphs at:
brainly.com/question/24461724
Answer:
its A
Step-by-step explanation:
pov u listened
Answer:
Ram: 21, Hari: 12
Step-by-step explanation:
To solve the problem, we can use the following notation. We call:
= Ram's age at present
= Hari's age at present
We know that:
- Ram is 9 years older than Hari --> mathematically, this can be written as
- Three years ago, Ram was two times as old as Hari was --> mathematically, this can be written as
where (r-3) is Ram's age 3 years ago, while (h-3) is Hari's age 3 years ago
Substituting eq.(1) into eq.(2), we find:
So, Hari's age is 12; therefore, Ram's age is