The average weight of 25 students is 28 kg. To find the total weight of all students, we can use the formula: Total Weight=Average Weight×Number of Students Substituting the values: Total Weight=28kg×25=700kg Step 2: Set up the equations for boys and girlsLet the number of boys be...
The average weight of a class of 15 boys and 10 girls is 38.4 kg . If the average weight of the boys is 40 kg, then what is the average weight of the girls ? View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
AgeSizeBoysGirls Birth Weight 7 lb 8 oz (3.4 kg) 7 lb 1oz (3.2 kg) Length 19.7 inches (49.9 cm) 19.4 inches (49.2 cm) 1 month Weight 9 lb 15 oz (4.5 kg) 9 lb 4 oz (4.2 kg) Length 21.5 in (54.7 cm) 21.1 in (53.7 cm) 2 months Weight 12 lb 6 oz (5.6 k...
The average weight of 6 boys is 150 pounds and the average weight of 4 girls is 120 pounds. The average weight of the 10 children is( ). A. 135 pounds B. 137 pounds C. 138 pounds D. 139 pounds E. 141 pounds 相关知识点: ...
AgeSizeGirlsBoys 12 monthsHeight29 inches (74 cm)30 inches (75.7 cm) 12 monthsWeight19 lbs 10 oz (8.9 kg)21 lbs 3 oz (9.6 kg) 15 monthsHeight30 ½ inches (77.5 cm)31 inches (79.1 cm) 15 monthsWeight21 lbs 3 oz (9.6 kg)22 lbs 11 oz (10.3 kg) ...
To track what percentile your baby is in, during the first 2 years your baby’s provider will plot your baby’s weight on growth charts like these: Birth to 24 months: Boys Length-for-age and Weight-for-age Percentiles Birth to 24 months: Girls Length-for-age and Weight-for-age Percen...
The Average Height of Young Boys How tall is the average 2-year-old boy? The average 2-year-old boy measures 36.3 inches, or just over 3 feet tall. However, they don't stay this little for long. In just four short years, at the age of 6, the average boy is 4 feet tall. ...
Boys with growth restrictions before the onset of puberty can still gain the same average amount of inches when it comes to height during their puberty. The fact is that they never compensate for any deficiency from before puberty. What Factors Can Affect A Kid’s Height And Weight?
Q 17 - The average weight of 16 boys in a class is 50.25 kgs and that of the remaining 8 boys is 45.15 kgs. Find the average weight of all the boys in the class? A - 48.55 B - 49.25 C - 45 D - 47 Answer - A Explanation Required average = (50.25 x 16 + 45.15 x 8⁄16...
Women tend to gain the most weight between the ages of 50 and 59. This is in comparison to men, who gain weight mostly during their 40s. At what age do women start losing the most weight on average? As women age, they not only shrink in height, but tend to weigh less too. The ...