Anonymous 1

Popular questions and responses by Anonymous 1
1. Pattern

Suppose you plan to save \$12 per week.You have already saved \$7.50.In how many weeks will you have saved at least \$100?

2. Maths

Greta ran the 400-m dash in 49.07 s.If Greta ran at a constant rate,how many meters did she run in one second ? Worked it but I'm not sure,is is right.Please show working

3. Maths

1/3[22(x-8)+1=19.Show working

4. Maths

Dora and Paul have a collecttion of x marbles.Dora has x/3.What is the fraction of the marbles does Paul have?

5. Maths

Humans breathe about 15 breaths in a minute.The average breath at rest contains 0.76 liter of air.About how many liters of air will you breathe while at rest for 25 minutes? Please,show working.

6. Maths

1.Humans breathe about 15 breathe in a minute.The average breath at rest contains 0.76 liter of air.About how many liters of air will you breathe while at rest for 25 minutes? 2.Greta ran the 400-m dash in 49.07 s.If Greta ran at a constant rate,how many

7. Math

Pamela can run the 300-m hurdles in 52.3 seconds.Elaine takes 2.8 seconds more than Pamela to make the same run.How long does it take Elaine to run the 300-m hurdles?

8. math

write each number in scientific notation 3.68,000=6.8x10^4 4.7,000,000=7x10^6 5.30,500,000,000=3.05x10^10 6.73,280,000=7.328x10^7

9. math

identify each number as very large or very small 1. 0.000015=very small 2.6,000,000=very large

10. math

1.10^3=1000 2.10^6=1000000 3.10^9=1000000000 4.10^14=100000000000000

11. math

2(m^2+5n)-4n^3+9 for m=-5 and n=-2 answer= 95

14. math

2(m^2+5n)-4n^3+9 for m=-5 and n=-2 answer=95

15. math

y^3-7y^2+8y-13 for y=2 is the answer -31

16. MARH

Do students at various universities differ in how sociable they are? Twenty-five students were randomly selected from each of three universities in a region and were asked to report on the amount of time they spent socializing each day with other students.

1. Maths

Hal's age is three times Ida's age.In 8 years Hal will be twice as Ida.How old is Hal?

posted on January 24, 2011
2. math

Thank yu

posted on January 21, 2011
3. Maths

Thank yu

posted on January 21, 2011
4. math

-49

posted on September 25, 2010
5. math

which 1 is rite

posted on September 25, 2010