A doctor decides that a patient needs pills containing calcium and vitamins
There are two types of pills and the
patient's daily requirements are shown
Vitamins: complex A is 4mg, conquer B is 3mg and daily requirements 30mg
Calcium Complex A is 160, conquerB 40mg and daily requirements is 800mg.

A daily prescription contains x complex
and y conquer, but the patient cannot
take up to ten or more.
a) State the inequalities that satisfy
doses x and y
b) Use a graphical method to show the
ways the prescribed pills satisfy the
requirements.​

The average human heart beats 72 beats per minute. how many times does it beat in 15 seconds?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.