vikS9hethrainbowski vikS9hethrainbowski

24-11-2016
Mathematics

contestada

If the average (arithmetic mean) of 3a and 4b is less than 50, and a is twice b, which is the largest integer value for a?

9

10

11

19

20

Respuesta :

andriansp andriansp

25-11-2016

3a + b < 100

3a + 4 (.5 a) < 100

3a + 2a < 100

5a < 100

a < 20

So i think the answer is 19

Hope this helps

Answer Link

Otras preguntas

Karen, Leo, Mariah, Olivia, and Pedro bowled scores of 123, 132, 115, 124, and 131. Leo's score is lower than Karen's. Mariah got the highest score. The sum of

Which is the direct linear variation equation for the relationship? y varies directly with x and y = 12 when x = 4. A. y = 2x + 4 B. y = 3x C. y

Solve for x: X-2/x=5

For a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumfe

How can I use filial piety as a sentence?

Consider the unbalanced equation for the combustion of hexane: 2C6H14(g)+19O2(g)→12CO2(g)+14H2O(g)Determine how many moles of O2 are required to react completel

Please help? I'm struggling with Imperfect.

Bees obtain food they need from flowers. The flowers benefit by having their pollen dispersed by the bees as they travel from flower to flower. What type of sym

The range of cells receiving the content of copied cells is called the ____.

a manufacturer makes a claim about its product in a tv commercial which is the best way to tell weather the claim is genuine