Puzzling

[匿名]

回覆: 1

2016-08-15 2:33 pm

A pipe can fill a tank in 1 1/2 hours and another pipe can empty it in 1 3/4 hours. In how much time will the tank be half filled?

[匿名]

回覆: 4

2016-08-01 11:31 pm

A bent coin is tossed 5 times. the probability of tails is 2/3/ find the probability that tails will show exactly 3 times.?

[匿名]

回覆: 549

2016-08-01 1:25 am

Give me a random word?

[匿名]

回覆: 6

2016-07-31 4:12 pm

A man is 6 feet 2 inches tall. To find the height of a tree, the shadow of the man and the shadow of the tree were measured.?

[匿名]

回覆: 5

2016-07-13 4:32 pm

Help me please?

[匿名]

回覆: 4

2016-07-13 4:21 pm

The sum of the first n positive odd integers is 64. Find n?

[匿名]

回覆: 7

2016-07-12 5:01 pm

the discriminant of a quadratic equation is negative. one solution is 6+2i what is the other solution?

[匿名]

回覆: 3

2016-07-11 3:23 am

Apex help !!!!!!?

[匿名]

回覆: 2

2016-07-11 12:57 am

Can you me divide this polynomial using long division please? Thank you! GOD bless and best wishes xoxo?

[匿名]

回覆: 3

2016-07-04 4:37 am

please help in time and work?

[匿名]

回覆: 4

2016-06-29 4:23 pm

I when you cross multiply two equal ratios, the cross products are ________?

[匿名]

回覆: 13

2016-06-25 4:16 pm

what does 80 grams convert to ounces?

[匿名]

回覆: 4

2016-06-22 5:40 pm

find the first four terms of the geometric progression if the first term is 12 and sum to infinity is 24?

[匿名]

回覆: 4

2016-06-22 5:27 pm

MATH HELP?

[匿名]

回覆: 4

2016-06-21 6:04 pm

Please help. Thanks.?

Ana

回覆: 2

2016-06-20 3:43 pm

How can we show n^n = n (mod 8) if n > 0 is odd?

[匿名]

回覆: 2

2016-06-20 5:19 am

simplify, if possible:2x^2-4x/x-2?

[匿名]

回覆: 3

2016-06-19 6:13 pm

The fourth term of the arithmetic sequence with a = 3 and d = 7 is 16. True or false?

[匿名]

回覆: 22

2016-06-14 10:42 pm

Complete the square of: 2x^2-10x=-8?

[匿名]

回覆: 2

2016-06-10 1:50 am

If a number’s composite form is 510, which of the following shows its exponential form as a product of prime numbers?

[匿名]

回覆: 1

2016-06-09 4:44 pm

what do u pepole think of peladophobian?

[匿名]

回覆: 4

2016-06-07 4:14 pm

How do I find the dimensions of a rectangular table?

[匿名]

回覆: 10

2016-06-07 5:31 am

What is 17/8 as a whole number?

[匿名]

回覆: 8

2016-06-06 5:07 pm

how can a rhombus be asquare?

[匿名]

回覆: 6

2016-06-04 6:58 pm

Does a protractor measure inches the same way as a ruler?

[匿名]

回覆: 2

2016-06-03 4:23 pm

got some change thought it looked odd then realised it said new pence on 3 ten pence coins one from 1976 one from 1969 and one 1968 value?

[匿名]

回覆: 18

2016-06-03 2:21 pm

Solve: 9 - 2g = g + 5?

[匿名]

回覆: 2

2016-05-27 3:18 pm

If A.M and G.M are Arithmetic and Geometric mean then prove that A.M is (greater than or equal to)G.M.?

[匿名]

回覆: 4

2016-05-11 6:23 pm

A regular polygon has an exterior angle of 7.5° how many sides does the polygon have?

[匿名]

回覆: 2

2016-04-28 5:05 pm

Math Help needed?

[匿名]

回覆: 3

2016-04-28 5:00 pm

math help needed?

[匿名]

回覆: 2

2016-04-25 10:16 pm

Math help with probability, please! 1 question!?

[匿名]

回覆: 5

2016-04-18 5:57 pm

can someone help me undo this square root: c^2 = 169?

[匿名]

回覆: 4

2016-04-16 7:38 pm

temperature?

[匿名]

回覆: 3

2016-04-14 11:39 pm

prove that an exterior angle of triangle is equal to the sum of the non-adjacent interior angles of that triangle?

[匿名]

回覆: 3

2016-04-12 5:50 pm

TEAM CHIPS or TEAM COOKIES??

[匿名]

回覆: 3

2016-04-11 8:15 pm

Just to be sure whats the binomial expansion of (2x+5)^4?

[匿名]

回覆: 78

2016-03-28 6:22 am

Square root if 121 is?

[匿名]

回覆: 64

2016-03-21 7:04 pm

whats nine plus ten?

[匿名]

回覆: 4

2016-03-16 3:31 pm

How many balls,each of radius 2cm can be made from a solid sphere of lead of radius 8cm?

[匿名]

回覆: 6

2016-03-15 2:26 pm

Solve the inequality graphically: 7^x > 3^x?

[匿名]

回覆: 2

2016-03-13 8:16 pm

Is -g^3 a polynomial?

[匿名]

回覆: 3

2016-03-02 3:10 pm

Proove that if x is a positive real number then [(x+1)/(x+2)]<[(x+3)/(x+4)]?

[匿名]

回覆: 4

2016-03-01 11:28 pm

(5√2) squared: I know the answer is 50. But how do you arrive at this answer?

[匿名]

回覆: 5

2016-02-29 6:07 pm

A fair coin is tossed 5 times. What is the probability of obtaining exactly 4 heads.?

[匿名]

回覆: 5

2016-02-27 4:37 pm

When 3 dice are thrown, the probability of not getting any 2's is?

[匿名]

回覆: 3

2016-02-20 1:38 pm

Using the distributive property of multiplication over addition to factor. ab+ac=a(b+c) 47 X 99 + 47?

[匿名]

回覆: 5

2016-02-20 8:56 am

What is the length of the side of a square whose diagonal is equal to 18cm?

[匿名]

回覆: 3

2016-02-16 5:00 pm

In Need of Math Answers (Simplifying Complex Numbers)?

[匿名]

回覆: 3

2016-02-04 4:36 am

Evaluate the formula?