The age of Charles (y) is 3 times the age of Christina (x). Find a dir..
The age of Charles ( y ) is 3 times the age of Christina ( x ). Find a direct variation model that relates the ages of Charles and Christina. => x = 4 y or y = 3 x or x = 3 y or y = x..
Frank's age(y) is 2 times Diane's age(x). Choose a direct variation mo..
Frank's age( y ) is 2 times Diane's age( x ). Choose a direct variation model that relates the ages of Frank and Diane. => y = 2 x or x = 3 y or x = 2 y or y = x..
The table shows the maximum pulse rate for people of different age, du..
The table shows the maximum pulse rate for people of different age, during aerobic activities. Age (years) 20 30 40 50 Pulse rate (beats/min) 175 166 157 148 Choose the relation that best represents the table. => The pulse rate doubles with age. or The pulse ..
c) Age distribution (Age composition)
The relative abundance of the organisms of various age groups in the population is called age distribution of population. With regard to age distribution, there are three kinds of populations. i) Rapidly growing population is a population, which has high bir..
The relative abundance of the organisms of various age groups in the population is called age distribution of population. With regard to age distribution, there are three kinds of populations. i) Rapidly growing population is a population, which has high bir..Ageing
Ageing can be defined as the progressive deterioration in the structure and function of the cells, tissues, organ and organ systems of the organism with advancing age. The field of developmental biology that deals with the process of ageing is known as gerontology . Th..
Ageing
Ageing can be defined as the progressive deterioration in the structure and function of the cells, tissues, organ and organ systems of the organism with advancing age..
Ageing:
Progressive deterioration in the structures and functions of cells tissues and organs..
The average age of 15 boys is 7 years. What is the sum of their ages?
The average age of 15 boys is 7 years. What is the sum of their ages? => 105 years or 125 years or 95 years or 115 years..
Four years ago, Robert was 15 times as old as his son. Now his age is ..
Four years ago, Robert was 15 times as old as his son. Now his age is the square of his son's age. Find their present ages, if Robert's age is below 60. => 36, 6 or 49, 7 or 64, 8 or 25, 5..
The age of a mother is 29 years more than that of her daughter. 4 year..
The age of a mother is 29 years more than that of her daughter. 4 years later, mother's age will be twice that of the daughter's age. Find their present ages. => Daughter: 8 years, Mother: 46 years or Daughter: 25 years, Mother: 54 years or Daughter: 4 years,..
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