Questions in mathematics

Questions in mathematics

[Answered] A 100-centimeter stick broke into 3 pieces. One piece was 7 centimeters long, and another was 34 centimeters long. How long was the third piece?

[Answered] Which expression stands for 32 more than a number \( d \)? A. \( d + 32 \) B. \( 32d \) C. \( d - 32 \) D. \( 32 - d \)

[Answered] Sylvan withdrew [tex]\frac{2}{5}[/tex] of the amount in his savings account and spent [tex]\frac{7}{10}[/tex] of that money. What fraction of his total savings does he still have?

[Answered] The concert lasts 60 minutes, and the songs are all the same length. The choir sings a total of 12 songs, 2 of which are sung by the sopranos only. For how many minutes do the sopranos sing by themselves? Solve the equation using a letter for the unknown quantity.

[Answered] Is [tex]\frac{5}{12}[/tex] bigger than [tex]\frac{3}{7}[/tex]?

[Answered] During a soccer season, Mario made approximately 2 goal points for every 5 of his shots on goal. What is the probability that Mario would make 2 goal points on two consecutive shots during the season?

[Answered] Allison has 6 blue pencils and 10 yellow pencils. Sadie has 24 pencils that are either blue or yellow. The ratio of blue pencils to yellow pencils is the same for both Allison and Sadie. How many blue pencils and yellow pencils does Sadie have?

[Answered] How do you solve the equation \(4v - 13 - 10v = 12 - 24v + 5\)?

[Answered] Which is equal to 52 tens? A. 52,010 B. 5,210 C. 5,200 D. 520

[Answered] 1. Cynthia paid $0.20 per hobby magazine at a tag sale. She bought half of all the magazines that were for sale and paid $10. How many magazines were there in all? 2. In the first problem, the amount of money Cynthia pays is a function of the number of magazines she buys. a. Write an equation that shows what Cynthia pays in dollars (d) for the number of magazines (m) she buys. b. Make a function table with four (m, d) pairs of your choosing that satisfy the function.