Answer: 2m + 25
Step-by-step explanation:
Number of necklaces Tami makes = 25 + m
Total = m + 25 + m = 2m + 25
Answer:
The total number of students that ate lunch are 300 .
Step-by-step explanation:
Formula

As given
There are 4 lunch choices in a school cafeteria: Salad, Pizza, Spaghetti, and Sub Sandwiches.
The percentage of students that chose salad is 15%.
If 45 students chose salad.
Here
Percentage = 15%
Part value = 45
Put in the formula



Therefore the total number of students that ate lunch are 300 .
Answer:
Malcolm’s maximum speed is 200 km/h and and Ravi’s maximum speeds is 320 km/h.
Step-by-step explanation:
Let x and y are the maximum speeds ( in km / h ) of Malcolm and Ravi respectively,
Then according to the question,


Again according to the question,


Equation (1) + equation (2),
3x = 600
⇒ x =
= 200,
From equation (1),
200 + y = 520
⇒ y = 520 - 200 = 320
Hence, Malcolm’s and Ravi’s maximum speeds are 200 km/h and 320 km/h respectively.
I cant really see it can u type the equation?