Round 60958 correct to 1 significant figure

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Me d is also an option but i couldn't get it in the picture