PMP Short answer question

you are managing a major work item. The original scope baseline of this item was contracted at $100,000 and the planned duration was 30 days. Since work has started, there have been seventeen authorized and approved changes to this work. The changes have a value of $17,000 and extension of time is 10 days. After 20 days, the performance report shows EV is $60,000 and AC is 65,000. Calculate:
SV
CV
CPI
SPI

It is good to see more original scope baseline guides. - James D. Sterling