Mathematics, 22.01.2021 20:00 jasarochel
A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze, and the second brand is 45% pure antifreeze. In order to obtain 30 gallons of a mixture that contains 30% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answers: 3
Mathematics, 21.06.2019 13:00, miathegreat
The sketch shows two parallel lines cut by a transversal. angle 2 2 is 36° 36 ° . what is the measure of angle 8 8 ?
Answers: 1
Mathematics, 21.06.2019 23:40, afrimart1
Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?
Answers: 2
Mathematics, 22.06.2019 01:00, rosyjesus297
Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)
Answers: 1
A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze, and the s...
Business, 16.10.2019 02:10