Mary is converting 30 yards per hour into feet per hour. which conversion factor should she use?

1. 60 min/ 1 hr
2. 1 hr / 60 min
3. 3 ft / 1 yd
4. 1 yd / 3 ft

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.