To find the ratio, both quantities must be in the same units. Converting 3.5 kg to grams gives 3,500 grams. The ratio is 3,500:280. Dividing both sides by their greatest common divisor, 140, we get 25:2.

To find the simplest ratio of boys to girls, write the numbers as a fraction: 16/12. Divide both the numerator and the denominator by their greatest common divisor, which is 4. This results in 4/3, or a ratio of 4:3.

Islam is currently the second-largest religion globally, following Christianity. It is one of the fastest-growing religions in the world, with a significant presence across the Middle East, North Africa, and parts of Asia. The ranking is based on demographic data and census reports regarding religious affiliation worldwide.

Venus possesses a very dense atmosphere primarily composed of carbon dioxide, which accounts for about 96.5% of its atmospheric volume. This high concentration of carbon dioxide creates a runaway greenhouse effect, making Venus the hottest planet in the solar system.

The winter solstice occurs annually around December 21 or 22. On this day, the North Pole is tilted furthest away from the Sun, resulting in the shortest period of daylight and the longest night of the year for all locations in the Northern Hemisphere.

The December solstice, which occurs around December 21 or 22, marks the point when the North Pole is tilted at its maximum angle away from the Sun. This results in the shortest day and longest night of the year in the Northern Hemisphere.

The words 'Instill', 'Inside', and 'Inform' all begin with the prefix 'in-'. Among the provided choices, 'Intent' also follows this specific morphological structure, starting with the same prefix. This exercise tests the ability to recognize common word beginnings and patterns in English vocabulary.

The Arab Spring began in late 2010 in Tunisia, following the self-immolation of Mohamed Bouazizi, which sparked widespread protests against the government. This uprising led to the ousting of President Zine El Abidine Ben Ali and served as a catalyst for similar pro-democracy movements and political upheavals across various countries in the Middle East and North Africa.

The Netherlands became the first country in the world to legalize euthanasia and physician-assisted suicide through the Termination of Life on Request and Assisted Suicide (Review Procedures) Act, which came into effect in April 2002. This landmark legislation established strict criteria for medical practitioners to follow.

Dr. Linus Pauling is a unique figure in scientific history. He was awarded the Nobel Prize in Chemistry in 1954 for his work on the nature of the chemical bond and subsequently received the Nobel Peace Prize in 1962 for his activism against nuclear weapons testing.