XL
10 is equal to X in roman numerals
The roman numeral XL represents the number 40.
-40 degrees Fahrenheit is equal to -40 degrees Celsius. This is the point where the two temperature scales intersect and have the same numerical value.
Negative forty degrees
It's - 40 degrees.
The temperature - 40 °C is equal to -40 °F. This is the only temperature at which the two scales (Celsius and Fahrenheit) have the same numerical value.
In Roman numerals the numerical value is 3000
"X" in Roman numerals is 10. Roman Numeral Chart I=1 V=5 X=10 L=50 C=100 D=500 M=1000
VII
50 Roman numerical values: M=1000, D=500, C=100, L=50, X=10, V=5, I=1
In Roman numerals, "XXXX" represents the number 40. Roman numerals are based on a system of letters representing numerical values, with "X" representing 10. When "X" is repeated four times, it indicates 10+10+10+10, which equals 40.
Numerical system of the Roman Empire