Q.Mounds for Cucumbers
I have no idea how to and how far apart to make mounds for different plants. Can you help me?

Certified GKH Gardening Expert
Generally, cucumber mounds are spaced about 3-4 feet apart with the plants themselves thinned down to about 3 per mound. As an alternative, you may want to consider growing them along a fence or similar structure. The following articles should be of some help to you:
https://www.gardeningknowhow.com/edible/vegetables/cucumber/tips-for-growing-cucumbers.htm
https://www.gardeningknowhow.com/edible/vegetables/cucumber/planting-cucumber-fence.htm