Step-by-step explanation:
1°.2°.3°.4°.5°.6°.7°.8°.9°.10°.11°.12°.13°.14°.15°.16°.17°.18°.19°.20°.
Answer:
sorry look question at once and comment
Answer:
450$ for 150 day
Step-by-step explanation:
Answer:
yes, giving treatment A to half the group and treatment B will help compare them to see which one is better
Step-by-step explanation:
Answer:
Others 2367
Students 481
Step-by-step explanation:
Let x be students and y be others
x + y = 2848
x = 2848 - y...............(1)
2.50x + 3.75y = 10078.75
Substituting,
2.50(2848-y) + 3.75y = 10078.75
y = 2367
x = 2848 - 2367 = 481