Wednesday
December 11, 2013

# Posts by Lori

Total # Posts: 411

singapore math
My 3rd grade son get this math problem. It states that John thinks of a 3-digit number. What is his number? Use the clues below to find John's number. Every digit is different. The sum of all thedigits is 19. The difference between the hundreds digit and the ones digit is ...

singapore moth
Place the following digits in the boxes so that the sum of the digits in each straight line is the same. This is like a crossword 3 boxes across and 3 boxes down then 3 boxes across and 3 boxes down using digits 1,2,3,4,5,6,7,8,9. please help with answer.

singapore math
Using these numbers to fiqure the problem. (120,30,90,60,50,40,160,80) The sum of two numbers is 190. What would the answer be? And the sum of their digits is 10.

math
Evaluate: 4.84 x 39 + 61 x 4.84

english
they spent a year in france is an example of how fitzgerald

math
a disk has an area of 250 square inches.what is theradius of the disk?

calculus
An airplane is cruising at 340 km/h at an altitude of 4000 m. If the plane passes directly over an observer on the ground, how fast is the distance from the plane to the observer changing when it is 3000 m away from the point directly above the observer?

Algebra
A grocer mixes 5 lb of egg noodles costing \$ .80/lb with 2 lb of spinach noodles costing \$1.50/lb. What will the cost per pound of the mixture be?

Algebra
Susan drove for 2 hours at 85 km/hr and then for 3 hours more at 95 km/hr. What was her average speed for the entire trip?

Algebra
If 800ml of a juice drink is 15% grape juice, how much should be added to make a drink that is 20% grape juice?

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