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Questions in Grade Middle-school

[Answered] Do the leaves fall in the Canadian Shield in autumn?

[Answered] What is the meaning of the suffix in the word "spectacles"?

[Answered] What is 49 in exponential form?

[Answered] Oscar is 16 years old, and his sister Julia is 12 years old. What will be the ratio of Oscar's age to Julia's age in 2 years? Write your answer as a fraction in simplest form.

[Answered] The ratio of Isabella's money to Shane's money is 3:11. If Isabella has $33, how much money do Shane and Isabella have together? Use diagrams to illustrate your answer.

[Answered] Nadia charges $7.50 an hour for babysitting. She babysits 18.5 hours the first week of the month and 20 hours the second week of the month. To find her total earnings for those two weeks, Nadia writes \(7.5 \times (18.5 + 20) = $158.75\). Explain her error and show the correct solution.

[Answered] Yasmine bought 4 bracelets. Each bracelet cost 3. *Numerical Expressions*

[Answered] Fill in the blank: \(\frac{4}{9}\) divided by ______ equals 12.

[Answered] How do you add numbers in scientific notation if the problem is like this? \[3.72 \times 10^9 + 5.46 \times 10^8\]

[Answered] What is the decimal form of [tex]\frac{18}{20}[/tex]?