Ursula and Velda live 4 km apart. They leave their homes at the same time, walking towards each other. If Ursula walks at a rate of 400 m/h, and Velda walks at a rate of 600 m/h, how far apart are they 15 minutes before they meet (in m)?

250 m

Step-by-step explanation:

Given

Distance between Ursula and Velda house is 4 km or 4000 m

Ursula walks at the rate of

Velda walks at the rate of

Time taken by them to cover 4000 m is

Distance covered by them 15 min before they meet

Ursula

Velda

The total length covered by them is

They are apart before they meet

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.

y=mx+b

step-by-step explanation:

m slope, b y-intercept