An analysis of changes in selected balance sheet accounts of Gable Corporation shows the following for the current year:

Marketable securities account:

Debit entries $ $250,000$

Credit entries $ $400,000$

Plant and equipment accounts:

Debit entries to asset accounts $ $700,000$

Credit entries to asset accounts $ $900,000$

Debit entries to accumulated depreciation accounts

$($resulting from sales of plant assets$)$ $ $300,000$

Credit entries to accumulated depreciation accounts

$($representing depreciation for the current year$)$ $ $125,000$

The income statement for the current year included the following items relating to the transactions summarized above:

Gain on sales of marketable securities $ $85,000$

Loss on sales of plant assets $150,000$

All payments and proceeds relating to these transactions were in cash.

Required:

Using this information, compute the following cash flows for the current year:

$($a$)$ Purchases of marketable securities $ $\_\_\_\_\_\_$

$($b$)$ Proceeds from sales of marketable securities $ $\_\_\_\_\_\_$

$($c$)$ Purchases of plant assets $ $\_\_\_\_\_\_$

$($d$)$ Proceeds from sales of plant assets $ $\_\_\_\_\_\_$