Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 梅兰妮有安妮的两倍多的猫，而安妮比雅各布少三倍的猫。如果雅各布有90只猫，梅兰妮有多少只猫？


### Response:
 安妮有3 * 90 / 9 = <<3*90/9=30>>30只猫。
梅兰妮有2 * 30 = <<2*30=60>>60只猫。