Hans007

28 Questions
0 Answers

0

2241

1

+110

A+MEAN+MEAN+MAN+A=CHEAT

A+MEAN+MEAN+MAN+A=CHEAT

Each distinct letter in this addition alphametic stands for a different digit. Find the value of CHEAT.

Hans007 Feb 9, 2018

0

2611

1

+110

The numbers from 1 to 11 are drawn at random. Find the probability that the even numbers will all be drawn before the odd numbers.

The numbers from 1 to 11 are drawn at random. Find the probability that the even numbers will all be drawn before the odd numbers.

Hans007 Feb 9, 2018

0

1647

1

+110

The vertices of a regular nonagon are labeled ABCDEFGHJ

The vertices of a regular nonagon are labeled ABCDEFGHJ clockwise around the figure. A counterclockwise rotation of d° about the centre will map B onto D. Find the smallest value of d.

Hans007 Feb 9, 2018

0

2190

1

+110

The number 2^3217 -1

The number 2^3217 -1 is a very large prime find how many digits it would take to write the number in decimal form. ( Hint: Log 2 is an interesting irrational number It's the power of 10 that gives 2, in the same way, that 3 is the power of 10 that read more ..

Hans007 Feb 9, 2018

0

677

0

+110

a five digit

A five digit number is chosen at random from all possible 5 digit numbers find the probability that the number is not divisible by every element

Hans007 Feb 7, 2018

0

1956

1

+110

find the area of the quadrilateral formed with vertices at point (1,2) (5,8) (8,6) (4,0)

Find the area of the quadrilateral formed with vertices at point (1,2) (5,8) (8,6) (4,0)

Hans007 Feb 7, 2018

0

992

1

+110

How many planes of symmetry does a rectangular solid 9cm by 9cm by 12cm have

How many planes of symmetry does a rectangular solid 9cm by 9cm by 12cm have

Hans007 Feb 7, 2018

0

2403

1

+110

Each side of a regular octagon is y cm long find the distance in cm between any two parallel sides of this octagon

Each side of a regular octagon is y cm long find the distance in cm between any two parallel sides of this octagon

Hans007 Feb 7, 2018

0

2384

1

+110

Sheila is 17 years younger than Gil.

Sheila is 17 years younger than Gil. If Gil' s age is written after Sheila's the result is a four-digit perfect square.The same statement could be made 13 years from now find Sheila's age.

Hans007 Feb 5, 2018

+1

5682

1

+110

The point (x,y) is first reflected in the x-axis then rotated 90 degrees clockwise

The point (x,y) is first reflected in the x-axis then rotated 90 degrees clockwise about the origin, then reflected in the y-axis . What is the image point?

Hans007 Jan 30, 2018