Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
M
how to analyze components of a whole to compare 'before' and 'after' performance
Replies
2
Views
513
Dr.Peterson
Dr.Peterson
A
Percentage reduction
Replies
15
Views
826
TheJason
T
B
Proportion: a pebble is dropped...
Replies
5
Views
918
Steven G
Steven G
R
Ratios: Given X : 3 : (9/2) = (15/4) : (9/2) : Y find the value of X and of Y
Replies
6
Views
4K
HallsofIvy
H
B
number sequences
2
Replies
24
Views
2K
Steven G
Steven G
B
find an expression, in terms of h, for the height of the frustrum
Replies
11
Views
8K
bumblebee123
B
R
Percentage Problem
Replies
2
Views
537
Denis
D
B
Number sequences
Replies
13
Views
976
Steven G
Steven G
B
the sizes of the interior angles of a hexagon ABCDEF form an arithmetic sequence...
Replies
12
Views
2K
bumblebee123
B
B
number sequences....
2
Replies
23
Views
2K
bumblebee123
B
B
1 litre of paint covers an area of 12m^2 . Work out the thickness, in cm, of the coat of paint.
Replies
8
Views
2K
Harry_the_cat
Harry_the_cat
B
Number sequences
Replies
11
Views
1K
Dr.Peterson
Dr.Peterson
B
Quadratic equations
Replies
3
Views
642
Dr.Peterson
Dr.Peterson
M
Does cross multiplication work on any fraction?
Replies
15
Views
2K
Dr.Peterson
Dr.Peterson
B
Powers and roots question
Replies
13
Views
727
bumblebee123
B
D
What are the missing order of operations for 8—— 2 —— 6 —— 5—— 1=11
2
Replies
23
Views
2K
Denis
D
E
If 1/2 * $100.00 = $50.00 or $50.00 per $100.00, does 2 * $100.00 = $200.00 or $200.00 per $100 or...?
2
Replies
29
Views
2K
Dr.Peterson
Dr.Peterson
E
Years & Months Cancellation to determine monthly salary
Replies
10
Views
727
Steven G
Steven G
S
The electrical disc is connected to a 230 V mains voltage and through it a 9.5 A current is passed.
Replies
3
Views
768
Student_needs_help
S
A
Croke Stadium holds 82,300 people when full. Find number when 40% full.
Replies
2
Views
483
Steven G
Steven G
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