Longitude is the measurement east or west of the prime meridian.
Longitude is measured by imaginary lines that run around the Earth vertically (up and down) and meet at the North and South Poles. These lines are known as meridians.
By increasing the price of entry ticket to a fair in the ratio 5:7, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?
Smallest particles of matter are known as quarks and leptons that seem to be the fundamental building blocks. This is too small to measure but bigger than 0. This is ofen consider as fundamental building blocks and something even smaller.