colemansanti colemansanti

02-10-2020
Mathematics

contestada

Andrew is 61 years. Erica is 31 years old. how many years ago was Andrew’s age 4 times Erica’s age

Respuesta :

Аноним Аноним

02-10-2020

Answer:

21 Years Ago

Step-by-step explanation:

61 - 21 = 40

31 - 21 = 10

40/10 = 4

Answer Link

Otras preguntas

who is the greatest scientist in the ancient world?

galatics years. the time the solar system takes to circle around the center of mily way galaxy a galatic year is about 230

b. What number is equal to 280 tenths + 19 thousandths? HELP!!

work Question 2, 2.3.5 Part 1 of 2 Select the correct choice below and, if necessary, fill in the answer box within your choice OA. The slope is (Simplify your

A box is sitting on a table with 4 force vectors acting on it. The force up is labeled F Subscript N Baseline. The force down is labeled F Subscript g Baseline.

Iam struggling with this one someone please help me:(

How can you use evolutionary theory to explain why these giraffes have long necks. Use Darwins three postulates (or the three rules of evolution by natural sele

if photosynthetic organisms were present when the earth was primarily anoxic, why was the development of cyanobacteria critical for the oxidation of the atmosph

Plot the inequality on the number line. Explain why you chose those endpoints and their locations. Show your work < −0.9 ≥ 1.1

What are the square roots of 144256?