To find the total number of items for the auction:
Multiply the number of members by the number of items each member donates:
36 members × 12 items/member = 432 items
To find the total number of binders for attendees and presenters:
Add the number of binders for attendees to the number of binders for presenters:
280 binders (for attendees) + 31 binders (for presenters) = 311 binders
To find the percentage of popcorn cans sold:
1. Calculate the fraction of cans sold: 72/150
2. Simplify the fraction to 0.48.
3. Convert 0.48 to a percentage: 0.48 × 100 = 48%.
To find the amount Manuel deposits into his savings account:
Calculate 25% of $130:
0.25 × 130 = 32.50
To find out how much the machinist increased the feed rate:
Calculate the increase in feed rate:
6.088 IPM − 5.921 IPM = 0.167 IPM
To find the value of 2.84 × 3.9:
Multiply the two numbers:
2.84 × 3.9 = 11.076
To find the number that represents 60% of which equals 30:
1. Let x be the unknown number.
2. Set up the equation based on the given information:
0.6 x = 30
3. Solve for x by dividing both sides by 0.6:
x = 30/0.6
x = 50
