It is a symbol used to count, measure, or label. The written symbols themselves vary widely, from heiroglyphics, scratches, marks, pictures, alphabetical figures, to what we think of as numerals. In the late 1700's, the French Academy gave us the final number (zero), and a symbol (0) for it. Until then a hyphen - was used (for instance, ten was before written as 1-
Decimals then appeared in the number system, and pretty much lead to what we have now. It will change. It already is changing in binary, and hexadecimal systems.
What is number?
2 answers
Ashopkeeperloses5Per by selling a wrist watch for 1140 for how much he sell it to gain
Letthenew s.p be x then 100-5=95?(1st)=(100+gainper) 100+5=105per
95/1140=105/x
x=12×105=1260
Letthenew s.p be x then 100-5=95?(1st)=(100+gainper) 100+5=105per
95/1140=105/x
x=12×105=1260
1 answer