Brain Teasers User Profile

Girish Dayal

See full ranking list
short ranking list
109. 손진환 79
110. fuad suliman 79
111. Girish Dayal 76
112. Joan Brioso 71
113. Mackie Suansing 67
last 3 solved tasks
If b08c6 - b03a6 = b70 find number abc. Multiple solutions may exist.
If 72315 + 131c1 = c5b9a find number abc. Multiple solutions may exist.
If abc3c - aab60 = a87c find number abc. Multiple solutions may exist.

William Clouser Boyd

Died 19 Feb 1983 at age 79 (born 4 Mar 1903).American immunochemist, who with his wife Lyle, during the 1930's, made a worldwide survey of the distribution of blood types. He discovered that blood groups are inherited and not influenced by environment. By genetic analysis of the blood groups that human races are populations that differ in the difference of their alleles. On this basis, he divided the world population into 13 geographically distinct races with different blood group gene profiles. Later, Boyd discovered lectins, which are antibody-like proteins, in plants. He also studied the blood groups of mummies.

All parachutes are perfec

Just because nobody complains doesn't mean all parachutes are perfect.

Benny Hill (1924-1992)


Jokes of the day - Daily updated jokes. New jokes every day.
Follow Brain Teasers on social networks
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.