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Total age of three children = 15 × 3 = 45 years Let their ages be 2x, 3x and 4x respectively. => 2x + 3x + 4x = 45 => 9x = 45 => x = 5 Therefore the age of youngest child = 2 × 5 = 10 years
What is essential for maintaining pregnancy in women?
Which of the following is the smallest bone in the human body?
Who is the new ambassador of Nikshay Mitra ?
Study of Beauty is called
Pneumatic bones are characteristic of which class of vertebrates?
Which of these is NOT an infectious disease?
Which vitamin deficiency causes ‘Sterility’?
Goitre can result from a deficiency of which mineral?
Treatment of defects in heredity through Genetics engineering is
Choose the most apt option.
Fruits preserved in cold storage last longer, because —