Seudónimo Seudónimo
  • 16-01-2020
  • Mathematics
contestada

Kathy is twice as old as Mary. Kathy is 2 yrs younger than Jon. The sum of all three ages is 77. How old is Kathy?

Respuesta :

dorina41
dorina41 dorina41
  • 16-01-2020

Answer:

I think Kathy is 75 years old

Step-by-step explanation:

If kathy is twice as old as Mary, that makes Mary 37 and a half, as that times 2 is 75, and that's two years younger than Jon

Answer Link

Otras preguntas

Help pls I’m #######} my teacher gave this to me without knowing nun
sum of 2 and 5 is divided by the difference of 9 and 4 in expression form ​
Leo and Jenny had a major argument. That night, he gives her a lovely necklace to apologize. Jenny thinks that he gave her the necklace not to make her happy bu
Pulsoximetry is a procedure for measuring: a. Sugar in the blood b. The concentration of oxygen in the blood c. The electrical activity in the heart d. Carbon d
You have isolated a fragment of DNA that totally encodes at least two proteins, 120 and 80 amino acids long. The DNA fragment is 400 base pairs long. (A) Why mi
How might meteorology be useful in studying environmental science?
Which device in a wireless local area network (WLAN) determines the next network point to which a packet should be forwarded toward its destination? Wireless mo
Solve: 3,125 = 5-10 + 3x
Consider the following reaction at 298 K: 2H2S(g)+SO2(g)→3S(s, rhombic)+2H2O(g),ΔG∘rxn=−102 kJ Calculate ΔGrxn under these conditions: PH2SPSO2PH2O===2.00 atm1.
Help! Write the equation of the line parallel to the given line that passes through the given point in slope intercept form! *ignore handwriting*