bobhow64 bobhow64

25-05-2019
Mathematics

contestada

In 20 years Mary will be three times as old as she is now. How old is she now?

Respuesta :

123kiwi 123kiwi

25-05-2019

Mary is 10 yrs old now.

Explanation:

10+20=30

30÷3=10

So, Mary has to be 10yrs old now.

Answer Link

Otras preguntas

Although it does not explicitly endorse traditional gender roles, which sociological perspective implies that dividing tasks between spouses is beneficial for t

When any of your body cells becomes infected with a pathogen, to what protein do the foreign peptides become attached that initiates the immune response

Adam runs 100m in 14.5 seconds. Jenny runs the same distance 10% faster. How long does it take for Jenny to finish?

In an experiment conducted by Festinger and Carlsmith (1959), participants had to perform a boring task and were paid either $1 or $20 to tell the next particip

Listen, read the question, and choose the option that best answers the question. Which scenario might go with the vocabulary from the audio

Find the solution of the differential equation that satisfies the given initial condition. du dt = 2t + sec2(t) 2u , u(0) = â2

White Racial Identity and Anti-Racist Education: A Catalyst for Change by Sandra M. Lawrence and Beverly Daniel Tatum

Roosevelt separates the participants of the conflict into three main categories: hero, villain, and victim. According to the Four Freedoms speech, who is the he

Read the passage from "The Royal House of Thebes." Which statement accurately analyzes this passage from a historical perspective?

A rectangular corral is to be built using 70m of fencing. If the fencing has to enclose all four sides of the corral, what would be the dimensions to produce t