One reason why astronomers use the light-year instead of miles is because

A) things are so far apart in space

B) they cannot use equipment in space

The total charge on 7 particles is - 42 units. All the particles have the same charge. What is the charge on each particle

Kate is at a T-shirt sale where she can buy one and get a second one for 30% off. She wants to buy two T-shirts listed at $19 each. How much will she pay?

Which three lengths could be the lengths of the sides of a triangle? 6cm, 22cm, 10cm 11cm, 6cm, 17cm 8cm, 15cm, 22cm 22cm, 5cm, 10cm

When the polynomial is written in standard form, what are the values of the leading coefficient and the constant? 5x + 2 - 3x2 The leading coefficient is 5, and the constant is 2. The leading coefficient is 2, and the constant is 5.

What expression is equivalent to 10-8

A fresh juice stand in Montreal sells a large glass of orange juice for 4.40 Canadian dollars. If you buy 5 glasses, how much have you spent in (U. S.) dollars?

Rashaads sister gives him 2 packs of baseball cards per month each pack has 11 cards. She gives him 3 extra packs for his birth day how many cards does rashaad get in a year.

A deli sells two types of sandwiches, tuna salad and BLT. The profit on the sandwiches is $1.50 for tuna and $2.50 for the BLT. The amount of bread available is enough for 30 sandwiches.

What is the answer to tjis equation 7x-4=20+3x

Stella is renting a car for a business trip. The car rental agency charges a flat rate og $60 plus $0. 50 per mile for every mile she drives over 40 miles.