Answer:
1 zinc
2 chlorine
Step-by-step explanation:
check your periodic table
3 out of 100 is 3 percent. So that is 0.03.
Answer: A
Step-by-step explanation:
Answer:
He ate of the original pizza for dinner
Step-by-step explanation:
- Lucas divides his pizza into three equal pieces for himself and his two
friends
∵ There are 1 pizza
∵ It is divided into 3 equal parts
∴ Each part is
∴ Teddy takes of the pizza
- Teddy eats of his piece for lunch and a further of what
remains for dinner
∵ His piece is
∵ He eats of his piece for lunch
∴ He eats for lunch = × =
- Let us find the remaining of his piece for dinner
∵ The remaining = -
- Make L.C.M for the denominators
∵ The L.C.M of 3 and 24 is 24
∵ = =
∴ The remaining = -
∴ The remaining = =
∵ He ate of the remaining for dinner
∵ The remaining of his piece =
∴ He ate for dinner ⇒ ×
∴ He ate for dinner ⇒ =
* He ate of the original pizza for dinner
(Subtract 3.99 on both sides)
(Divide 0.99 to isolate x)
21.01/ 0.99 is 21.222 bar, so round it to the nearest ones place, which is 21.
Check:
(Multiply)
(Add)
, which is $25.