Derivative Liabilities (Tables)

3 Months Ended

Jul. 31, 2019

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of Weighted-average Assumptions Used on Derivative Liabilities

The following weighted-average assumptions were used when valuing our derivative liabilities:

	Three Months Ended July 31, 2018
Expected term (in years)		1.0-5.0
Expected average volatility		180% - 255%
Expected dividend yield		-
Risk-free interest rate		1.65% - 2.85%

Summary of Fair Value Measurements Using Significant Unobservable Inputs (Level 3)

The following table summarizes the activity for the derivative liabilities included in our consolidated balance sheet:

Fair Value Measurements Using Significant Observable Inputs (Level 3)
Balance – April 30, 2018	$	30,488,655
Addition of new derivatives recognized as debt discounts		325,000
Other addition of new derivatives		634,536
Reclassification of derivatives due to tainted instruments		226,949
Gain on change in fair value of the derivative		(608,699	)
Balance - July 31, 2018	$	31,066,441

Summary of (Loss) Gain on Derivative Liability

The following table summarizes the (loss) gain on derivative liability included in our consolidated statement of operation:

	Three months ended July 31, 2018
Day-one loss due to derivative liabilities on convertible notes payable and warrants	$	634,536
Gain on change in fair value of the derivative		(608,699	)
Loss on change in fair value of derivative liabilities	$	25,837