There are ninety boys on the playground,the girls are half of the boys.how many boysand girls arethere on the playground
问题描述：
There are ninety boys on the playground,the girls are half of the boys.how many boysand girls are
there on the playground
答
90+45=135
答
there are 135 boys and girls on the playground ?
答
There are altogether one hundred and thirty five boys and girls on the playground.
请及时采纳,多谢!
答
135；90个男孩，女孩是男孩的一半45总共135