which of the following is the first step in the scientific method of problem-solving ?
1). 'problem awareness
2). collection of relevant information
3). Formation of hypothesis
4). Verification of hypothesis
1. Ubiquitous
2. Visual Basic was first released by Microsoft in the year ______.
4. निमिन्लिखित में से तद्भव शब्द कौन-सा है ?
5. How is a teacher an independent variable?
6. Computational skills in Mathematics can be enhanced by -
7. यदि कोई त्रुटि नहीं है तो 4 का चयन करे