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Taneque from New York, NY's Resources


algebra< odd number

1. the ages is  of juan and his sister add up to half their father's age> if juan is 3 yrr than older than his sister and 27 yr younger than his father how many yrs old is juan   2...


finding average

the weight of eah pair of boy from a group of five was recorded. The foll. results were obtained 90kg,92kg, 93kg, 94kg, 95kg,96kg, 97kg, 98kg,100kg,101kg> what is the total weight of the five boys...