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446

0

Problem solving

A store sells cd's and dvd's. Five cd's cost x, nine dvd's cost y. There's also a sale of 10% -> 5x+9y*0,9= ??
How do I go about?

Guest Jan 2, 2015

0

541

1

what is square root of 64

rajaae ●

Guest Jan 2, 2015

0

715

1

(1+j)^n+(1+j^2)^n

could anyone help me

Alan ●

Guest Jan 2, 2015

0

752

2

+1832

Check my answer

Alan ●●

xvxvxv Jan 2, 2015

0

3782

2

what is -8x9?

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Guest Jan 2, 2015

+3

769

2

A Car accelerate

A car accelerate from 0 to 100 kmh in a 10 second What distance it makes ? How to calculate a distance for other value for time?

Melody ●●

Guest Jan 2, 2015

0

577

1

what is twenty-seven minus three ?

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Guest Jan 2, 2015

0

911

1

what is the domain of this function ? sqrt((-x+3)/(x+2))

what is the domain of this function ? sqrt((-x+3)/(x+2))
tnx

Melody ●

Guest Jan 2, 2015

0

867

1

How to calculate least square estimation of the slope?

An insurance company wishes to examine the relationship between income (in $,000) and the amount of life insurance (in $,000) held by families. The company drew a simple random sample of families and obtained the following results:
Family read more ..

Melody ●

Guest Jan 2, 2015

0

1274

1

A farmer wishes to place 3572 eggs in containers holding 12 eggs each. How many containers will be filled completely, and how many eggs will

A farmer wishes to place 3572 eggs in containers holding 12 eggs each. How many containers will be filled completely, and how many eggs will be left over?

Melody ●

Guest Jan 2, 2015

0

716

1

Whats infinity multiplied by pi?

Melody ●

Guest Jan 2, 2015

0

1142

1

how much is 20% of 200

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Guest Jan 2, 2015

+10

721

0

+118724

I have cursorily checked most posts up to and including question page 1165+ and answer page 3149+

I have cursorily checked most posts up to and including question page 1165+ and answer page 3149+
(Remember: All answerers intend to give correct answers but no answer comes with guarantees!)
I think all answerers have read more ..

Melody Jan 2, 2015

0

3010

1

What is x times x

Melody ●

Guest Jan 2, 2015

0

483

1

Adding fractions

Melody ●

Guest Jan 1, 2015

0

1112

2

how can I found solution for 4 equation with 4 unknown

geno3141 ●●

Guest Jan 1, 2015

0

795

1

what is the square root off 89

Melody ●

Guest Jan 1, 2015

0

2240

1

24 billion divided by 60 million

geno3141 ●

Guest Jan 1, 2015

0

472

0

254867×999998÷3456

Guest Jan 1, 2015

0

644

1

How do you find the hypotenuse of a right triangle????

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Guest Jan 1, 2015

0

2429

1

If the average mass of an ant is approximately 3 × 10^-3

If the average mass of an ant is approximately 3 × 10^-3
grams. The average mass of a giraffe is approximately 1 × 10^3
kilograms. About how many times more mass does a giraffe have than an ant?.
Does anybody know tha answer?.....???..... read more ..

Melody ●

Guest Jan 1, 2015

0

1952

1

If the average mass of a giraffe is approximately 1 × 10^3

If the average mass of a giraffe is approximately 1 × 10^3
kilograms. The average mass of a blue whale is approximately 2 × 10^6
kilograms. About how many times as much mass does the blue whale have then a giraffe??? read more ..

geno3141 ●

Guest Jan 1, 2015

0

948

1

What are the polar coordinates of (5 , 6)

geno3141 ●

Guest Jan 1, 2015

0

1175

3

Hello, could you advise me how to solve this please? ==> u'(t)+u(t)=k

CPhill ●●●

Guest Jan 1, 2015

0

2046

1

Two 5 kg masses are attached to opposite ends of a long massless cord which passes tautly over a massless frictionless pulley. The upper mas

Two 5 kg masses are attached to opposite ends of a long massless cord which passes tautly over a massless frictionless pulley. The upper mass is initially held at rest on a table 50 cm from the pulley. The coefficient of kinetic friction between this mass read more ..

physics

Alan ●

Guest Jan 1, 2015

All Questions ⁺⁰237685 Questions

Problem solving

what is square root of 64

(1+j)^n+(1+j^2)^n

Check my answer

what is -8x9?

A Car accelerate

what is twenty-seven minus three ?

what is the domain of this function ? sqrt((-x+3)/(x+2))

How to calculate least square estimation of the slope?

A farmer wishes to place 3572 eggs in containers holding 12 eggs each. How many containers will be filled completely, and how many eggs will

Whats infinity multiplied by pi?

how much is 20% of 200

I have cursorily checked most posts up to and including question page 1165+ and answer page 3149+

What is x times x

Adding fractions

how can I found solution for 4 equation with 4 unknown

what is the square root off 89

24 billion divided by 60 million

254867×999998÷3456

How do you find the hypotenuse of a right triangle????

If the average mass of an ant is approximately 3 × 10^-3

If the average mass of a giraffe is approximately 1 × 10^3

What are the polar coordinates of (5 , 6)

Hello, could you advise me how to solve this please? ==> u'(t)+u(t)=k

Two 5 kg masses are attached to opposite ends of a long massless cord which passes tautly over a massless frictionless pulley. The upper mas

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