There is a website called Research Maniacs. It has a free online tool to work out "What (number) times what (number)..." problems.
common difference is the difference in every two consecutive numbers in the sequence .. or in the other way around, its the number added to a number that resulted to the next number of the sequence ..
examples of number relation problems
Your answer is: % of problems that ricky answered correctly=(Number of problems he answered correctly)/(Total number of problems)*100% ie., (27/30)*100=90%
No.
Because of Urbanization.
Circumcision is reputed to cause a number of problems regarding infection, however it is very difficult to pin the practitioners down especially in the USA where the practice of necessary circumcision is rife,
The one child policy in China has resulted in a disproportionate number of male children as compared to female children.
The phone number of the Mexico Public Library is: 315-963-3012.
The phone number of the Mexico Museum is: 315-963-8542.
The phone number of the Mexico Historical Society is: 207-364-4496.
an increase in the number of people living in cities and an increase in the percentage living in cities
The phone number of the Mexico Free Public Library is: 207-364-3281.
1800-mexico
New Mexico is the 100th state
the number 0 solves no problems
The telephone number in Mexico City is 011+52+55+21222800. (ext 3585) (international+Mexico+Mexico City+number) (see related link)