samsonisnothere samsonisnothere

08-06-2022
Mathematics

contestada

Hedya is 4 times as old as Hannah, and Hannah is 1.5 times as old as Hadassah. If the sum of their ages is 102, how old is Hadassah?

Respuesta :

jacquelynenellis jacquelynenellis

08-06-2022

Answer: Hadassah is 12.

Explanation:
x=Hedya
y=Hannah
z=Hadassah
x+y+z=102
x=4y
y=1.5z
z=?

4x1.5z=6z (also x or Hedya's age)
z+1.5z+6z=102
8.5z=102
z=12

Answer Link

Otras preguntas

ISSUING driver's licenses is the responsibility of which level of government

What is the edge of a tectonic plate called?

When water evaporates at constant pressure, the sign of the change in enthalpy A. is negative. B. is positive. C. depends on the temperature. D. depends on the

Justin and Austin decide to play catch after school. they start at the Same point. Justin walks 50feet north and 20,feet west. Austin walks 40 feet south and 10

how was a squire welcomed into the order of knights

The ratio of the radii of two circles is 4:9. What is the ratio of their circumferences?

please help me with this problem 3.14 = 22/7 and r = 7/4

Alex and Ben were given a total of £360 they shared the money in the ratio 5:7 Ben received more money then Alex.how much more?

My question is, what is: log6(4x-8)=3

Factoring trinomials word problems.

good job